Home / 157,077,753.20-235,616,629.80-49,372,377.20

Finding the Fourth Proportional to 157,077,753.20, 235,616,629.80 and 49,372,377.20

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Solution

The fourth proportional to 157,077,753.20, 235,616,629.80 and 49,372,377.20 is: 74,058,565.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,077,753.20 : 235,616,629.80 = 49,372,377.20 : x
  2. Step 2: Convert to fraction form
    157,077,753.20/235,616,629.80 = 49,372,377.20/x
  3. Step 3: Cross multiply
    157,077,753.20x = 235,616,629.80 × 49,372,377.20
  4. Step 4: Simplify right side
    157,077,753.20x = 11,632,953,121,078,362
  5. Step 5: Solve for x
    x = 11,632,953,121,078,362/157,077,753.20
  6. Step 6: Final answer
    x = 74,058,565.80

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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.