Home / 131,362,707.70-197,044,061.55-82,989,766.90

Finding the Fourth Proportional to 131,362,707.70, 197,044,061.55 and 82,989,766.90

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Solution

The fourth proportional to 131,362,707.70, 197,044,061.55 and 82,989,766.90 is: 124,484,650.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,362,707.70 : 197,044,061.55 = 82,989,766.90 : x
  2. Step 2: Convert to fraction form
    131,362,707.70/197,044,061.55 = 82,989,766.90/x
  3. Step 3: Cross multiply
    131,362,707.70x = 197,044,061.55 × 82,989,766.90
  4. Step 4: Simplify right side
    131,362,707.70x = 16,352,640,737,063,754
  5. Step 5: Solve for x
    x = 16,352,640,737,063,754/131,362,707.70
  6. Step 6: Final answer
    x = 124,484,650.35

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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.