Home / 255,340,416.20-383,010,624.30-177,406,233.80

Finding the Fourth Proportional to 255,340,416.20, 383,010,624.30 and 177,406,233.80

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Solution

The fourth proportional to 255,340,416.20, 383,010,624.30 and 177,406,233.80 is: 266,109,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,340,416.20 : 383,010,624.30 = 177,406,233.80 : x
  2. Step 2: Convert to fraction form
    255,340,416.20/383,010,624.30 = 177,406,233.80/x
  3. Step 3: Cross multiply
    255,340,416.20x = 383,010,624.30 × 177,406,233.80
  4. Step 4: Simplify right side
    255,340,416.20x = 67,948,472,362,449,768
  5. Step 5: Solve for x
    x = 67,948,472,362,449,768/255,340,416.20
  6. Step 6: Final answer
    x = 266,109,350.70

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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.