Home / 215,898,123.80-323,847,185.70-177,156,074.90

Finding the Fourth Proportional to 215,898,123.80, 323,847,185.70 and 177,156,074.90

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Solution

The fourth proportional to 215,898,123.80, 323,847,185.70 and 177,156,074.90 is: 265,734,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,898,123.80 : 323,847,185.70 = 177,156,074.90 : x
  2. Step 2: Convert to fraction form
    215,898,123.80/323,847,185.70 = 177,156,074.90/x
  3. Step 3: Cross multiply
    215,898,123.80x = 323,847,185.70 × 177,156,074.90
  4. Step 4: Simplify right side
    215,898,123.80x = 57,371,496,286,023,408
  5. Step 5: Solve for x
    x = 57,371,496,286,023,408/215,898,123.80
  6. Step 6: Final answer
    x = 265,734,112.35

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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.