Home / 181,326,155.40-250,238,966.40-101,966,193.36

Finding the Fourth Proportional to 181,326,155.40, 250,238,966.40 and 101,966,193.36

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Solution

The fourth proportional to 181,326,155.40, 250,238,966.40 and 101,966,193.36 is: 140,718,335.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,326,155.40 : 250,238,966.40 = 101,966,193.36 : x
  2. Step 2: Convert to fraction form
    181,326,155.40/250,238,966.40 = 101,966,193.36/x
  3. Step 3: Cross multiply
    181,326,155.40x = 250,238,966.40 × 101,966,193.36
  4. Step 4: Simplify right side
    181,326,155.40x = 25,515,914,834,148,944
  5. Step 5: Solve for x
    x = 25,515,914,834,148,944/181,326,155.40
  6. Step 6: Final answer
    x = 140,718,335.85

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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.