Home / 177,523,741.80-266,096,655.90-68,306,711.40

Finding the Fourth Proportional to 177,523,741.80, 266,096,655.90 and 68,306,711.40

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Solution

The fourth proportional to 177,523,741.80, 266,096,655.90 and 68,306,711.40 is: 102,387,361.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,523,741.80 : 266,096,655.90 = 68,306,711.40 : x
  2. Step 2: Convert to fraction form
    177,523,741.80/266,096,655.90 = 68,306,711.40/x
  3. Step 3: Cross multiply
    177,523,741.80x = 266,096,655.90 × 68,306,711.40
  4. Step 4: Simplify right side
    177,523,741.80x = 18,176,187,479,066,408
  5. Step 5: Solve for x
    x = 18,176,187,479,066,408/177,523,741.80
  6. Step 6: Final answer
    x = 102,387,361.23

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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.