Home / 4,120,117,387.36-5,685,802,480.56-2,240,563,514.56

Finding the Fourth Proportional to 4,120,117,387.36, 5,685,802,480.56 and 2,240,563,514.56

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Solution

The fourth proportional to 4,120,117,387.36, 5,685,802,480.56 and 2,240,563,514.56 is: 3,091,999,666.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,117,387.36 : 5,685,802,480.56 = 2,240,563,514.56 : x
  2. Step 2: Convert to fraction form
    4,120,117,387.36/5,685,802,480.56 = 2,240,563,514.56/x
  3. Step 3: Cross multiply
    4,120,117,387.36x = 5,685,802,480.56 × 2,240,563,514.56
  4. Step 4: Simplify right side
    4,120,117,387.36x = 12,739,401,588,937,480,192
  5. Step 5: Solve for x
    x = 12,739,401,588,937,480,192/4,120,117,387.36
  6. Step 6: Final answer
    x = 3,091,999,666.81

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Double scale
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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.