Home / 158,781,659.10-238,172,488.65-157,437,966.30

Finding the Fourth Proportional to 158,781,659.10, 238,172,488.65 and 157,437,966.30

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Solution

The fourth proportional to 158,781,659.10, 238,172,488.65 and 157,437,966.30 is: 236,156,949.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,781,659.10 : 238,172,488.65 = 157,437,966.30 : x
  2. Step 2: Convert to fraction form
    158,781,659.10/238,172,488.65 = 157,437,966.30/x
  3. Step 3: Cross multiply
    158,781,659.10x = 238,172,488.65 × 157,437,966.30
  4. Step 4: Simplify right side
    158,781,659.10x = 37,497,392,241,665,840
  5. Step 5: Solve for x
    x = 37,497,392,241,665,840/158,781,659.10
  6. Step 6: Final answer
    x = 236,156,949.45

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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.