Home / 119,156,038.80-178,734,065.40-38,377,006.80

Finding the Fourth Proportional to 119,156,038.80, 178,734,065.40 and 38,377,006.80

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Solution

The fourth proportional to 119,156,038.80, 178,734,065.40 and 38,377,006.80 is: 57,565,512.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,156,038.80 : 178,734,065.40 = 38,377,006.80 : x
  2. Step 2: Convert to fraction form
    119,156,038.80/178,734,065.40 = 38,377,006.80/x
  3. Step 3: Cross multiply
    119,156,038.80x = 178,734,065.40 × 38,377,006.80
  4. Step 4: Simplify right side
    119,156,038.80x = 6,859,278,443,247,444
  5. Step 5: Solve for x
    x = 6,859,278,443,247,444/119,156,038.80
  6. Step 6: Final answer
    x = 57,565,512.52

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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.