Home / 57,287,155,285.83-79,052,712,222.75-31,564,995,766.32

Finding the Fourth Proportional to 57,287,155,285.83, 79,052,712,222.75 and 31,564,995,766.32

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Solution

The fourth proportional to 57,287,155,285.83, 79,052,712,222.75 and 31,564,995,766.32 is: 43,557,731,470.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,287,155,285.83 : 79,052,712,222.75 = 31,564,995,766.32 : x
  2. Step 2: Convert to fraction form
    57,287,155,285.83/79,052,712,222.75 = 31,564,995,766.32/x
  3. Step 3: Cross multiply
    57,287,155,285.83x = 79,052,712,222.75 × 31,564,995,766.32
  4. Step 4: Simplify right side
    57,287,155,285.83x = 2,495,298,526,627,279,929,344
  5. Step 5: Solve for x
    x = 2,495,298,526,627,279,929,344/57,287,155,285.83
  6. Step 6: Final answer
    x = 43,557,731,470.12

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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.