Home / 177,989,272.70-266,983,909.05-165,518,123.90

Finding the Fourth Proportional to 177,989,272.70, 266,983,909.05 and 165,518,123.90

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Solution

The fourth proportional to 177,989,272.70, 266,983,909.05 and 165,518,123.90 is: 248,277,185.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,989,272.70 : 266,983,909.05 = 165,518,123.90 : x
  2. Step 2: Convert to fraction form
    177,989,272.70/266,983,909.05 = 165,518,123.90/x
  3. Step 3: Cross multiply
    177,989,272.70x = 266,983,909.05 × 165,518,123.90
  4. Step 4: Simplify right side
    177,989,272.70x = 44,190,675,737,444,232
  5. Step 5: Solve for x
    x = 44,190,675,737,444,232/177,989,272.70
  6. Step 6: Final answer
    x = 248,277,185.85

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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.