Home / 119,158,339.30-178,737,246.17-31,719,875.92

Finding the Fourth Proportional to 119,158,339.30, 178,737,246.17 and 31,719,875.92

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Solution

The fourth proportional to 119,158,339.30, 178,737,246.17 and 31,719,875.92 is: 47,579,743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,158,339.30 : 178,737,246.17 = 31,719,875.92 : x
  2. Step 2: Convert to fraction form
    119,158,339.30/178,737,246.17 = 31,719,875.92/x
  3. Step 3: Cross multiply
    119,158,339.30x = 178,737,246.17 × 31,719,875.92
  4. Step 4: Simplify right side
    119,158,339.30x = 5,669,523,270,636,296
  5. Step 5: Solve for x
    x = 5,669,523,270,636,296/119,158,339.30
  6. Step 6: Final answer
    x = 47,579,743.93

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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.