Home / 359,384,049.95-539,135,640.50-126,154,247.06

Finding the Fourth Proportional to 359,384,049.95, 539,135,640.50 and 126,154,247.06

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Solution

The fourth proportional to 359,384,049.95, 539,135,640.50 and 126,154,247.06 is: 189,252,279.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,384,049.95 : 539,135,640.50 = 126,154,247.06 : x
  2. Step 2: Convert to fraction form
    359,384,049.95/539,135,640.50 = 126,154,247.06/x
  3. Step 3: Cross multiply
    359,384,049.95x = 539,135,640.50 × 126,154,247.06
  4. Step 4: Simplify right side
    359,384,049.95x = 68,014,250,791,205,408
  5. Step 5: Solve for x
    x = 68,014,250,791,205,408/359,384,049.95
  6. Step 6: Final answer
    x = 189,252,279.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.