Home / 146,509,508.40-219,764,262.60-112,602,001.20

Finding the Fourth Proportional to 146,509,508.40, 219,764,262.60 and 112,602,001.20

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Solution

The fourth proportional to 146,509,508.40, 219,764,262.60 and 112,602,001.20 is: 168,903,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,509,508.40 : 219,764,262.60 = 112,602,001.20 : x
  2. Step 2: Convert to fraction form
    146,509,508.40/219,764,262.60 = 112,602,001.20/x
  3. Step 3: Cross multiply
    146,509,508.40x = 219,764,262.60 × 112,602,001.20
  4. Step 4: Simplify right side
    146,509,508.40x = 24,745,895,761,002,316
  5. Step 5: Solve for x
    x = 24,745,895,761,002,316/146,509,508.40
  6. Step 6: Final answer
    x = 168,903,001.80

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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.