Home / 3,387,478,478.76-4,674,846,461.08-2,031,333,174.12

Finding the Fourth Proportional to 3,387,478,478.76, 4,674,846,461.08 and 2,031,333,174.12

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Solution

The fourth proportional to 3,387,478,478.76, 4,674,846,461.08 and 2,031,333,174.12 is: 2,803,315,433.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,478,478.76 : 4,674,846,461.08 = 2,031,333,174.12 : x
  2. Step 2: Convert to fraction form
    3,387,478,478.76/4,674,846,461.08 = 2,031,333,174.12/x
  3. Step 3: Cross multiply
    3,387,478,478.76x = 4,674,846,461.08 × 2,031,333,174.12
  4. Step 4: Simplify right side
    3,387,478,478.76x = 9,496,170,700,309,284,864
  5. Step 5: Solve for x
    x = 9,496,170,700,309,284,864/3,387,478,478.76
  6. Step 6: Final answer
    x = 2,803,315,433.54

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Half scale
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Double scale
Find fourth proportional to 3,387,478,479.76, 4,674,846,462.46 and 2,031,333,175.12
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.