Home / 3,139,775,997.60-4,709,663,996.40-958,458,698.40

Finding the Fourth Proportional to 3,139,775,997.60, 4,709,663,996.40 and 958,458,698.40

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Solution

The fourth proportional to 3,139,775,997.60, 4,709,663,996.40 and 958,458,698.40 is: 1,437,688,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,775,997.60 : 4,709,663,996.40 = 958,458,698.40 : x
  2. Step 2: Convert to fraction form
    3,139,775,997.60/4,709,663,996.40 = 958,458,698.40/x
  3. Step 3: Cross multiply
    3,139,775,997.60x = 4,709,663,996.40 × 958,458,698.40
  4. Step 4: Simplify right side
    3,139,775,997.60x = 4,514,018,423,890,885,632
  5. Step 5: Solve for x
    x = 4,514,018,423,890,885,632/3,139,775,997.60
  6. Step 6: Final answer
    x = 1,437,688,047.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.