Home / 55,520,970,010.76-76,618,938,614.83-31,759,180,018.75

Finding the Fourth Proportional to 55,520,970,010.76, 76,618,938,614.83 and 31,759,180,018.75

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Solution

The fourth proportional to 55,520,970,010.76, 76,618,938,614.83 and 31,759,180,018.75 is: 43,827,668,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,520,970,010.76 : 76,618,938,614.83 = 31,759,180,018.75 : x
  2. Step 2: Convert to fraction form
    55,520,970,010.76/76,618,938,614.83 = 31,759,180,018.75/x
  3. Step 3: Cross multiply
    55,520,970,010.76x = 76,618,938,614.83 × 31,759,180,018.75
  4. Step 4: Simplify right side
    55,520,970,010.76x = 2,433,354,664,313,846,497,280
  5. Step 5: Solve for x
    x = 2,433,354,664,313,846,497,280/55,520,970,010.76
  6. Step 6: Final answer
    x = 43,827,668,425.87

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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.