Home / 119,970,542.64-165,564,461.90-67,047,248.78

Finding the Fourth Proportional to 119,970,542.64, 165,564,461.90 and 67,047,248.78

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Solution

The fourth proportional to 119,970,542.64, 165,564,461.90 and 67,047,248.78 is: 92,528,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,970,542.64 : 165,564,461.90 = 67,047,248.78 : x
  2. Step 2: Convert to fraction form
    119,970,542.64/165,564,461.90 = 67,047,248.78/x
  3. Step 3: Cross multiply
    119,970,542.64x = 165,564,461.90 × 67,047,248.78
  4. Step 4: Simplify right side
    119,970,542.64x = 11,100,641,664,973,074
  5. Step 5: Solve for x
    x = 11,100,641,664,973,074/119,970,542.64
  6. Step 6: Final answer
    x = 92,528,060.81

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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.