Home / 172,631,281.12-238,231,263.52-93,246,342.24

Finding the Fourth Proportional to 172,631,281.12, 238,231,263.52 and 93,246,342.24

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Solution

The fourth proportional to 172,631,281.12, 238,231,263.52 and 93,246,342.24 is: 128,680,003.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,631,281.12 : 238,231,263.52 = 93,246,342.24 : x
  2. Step 2: Convert to fraction form
    172,631,281.12/238,231,263.52 = 93,246,342.24/x
  3. Step 3: Cross multiply
    172,631,281.12x = 238,231,263.52 × 93,246,342.24
  4. Step 4: Simplify right side
    172,631,281.12x = 22,214,193,930,453,548
  5. Step 5: Solve for x
    x = 22,214,193,930,453,548/172,631,281.12
  6. Step 6: Final answer
    x = 128,680,003.92

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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.