Home / 157,278,359.24-235,917,335.56-42,262,903.36

Finding the Fourth Proportional to 157,278,359.24, 235,917,335.56 and 42,262,903.36

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Solution

The fourth proportional to 157,278,359.24, 235,917,335.56 and 42,262,903.36 is: 63,394,300.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,278,359.24 : 235,917,335.56 = 42,262,903.36 : x
  2. Step 2: Convert to fraction form
    157,278,359.24/235,917,335.56 = 42,262,903.36/x
  3. Step 3: Cross multiply
    157,278,359.24x = 235,917,335.56 × 42,262,903.36
  4. Step 4: Simplify right side
    157,278,359.24x = 9,970,551,553,720,972
  5. Step 5: Solve for x
    x = 9,970,551,553,720,972/157,278,359.24
  6. Step 6: Final answer
    x = 63,394,300.41

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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.