Home / 143,784,226.40-215,676,339.60-119,550,516.80

Finding the Fourth Proportional to 143,784,226.40, 215,676,339.60 and 119,550,516.80

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Solution

The fourth proportional to 143,784,226.40, 215,676,339.60 and 119,550,516.80 is: 179,325,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,784,226.40 : 215,676,339.60 = 119,550,516.80 : x
  2. Step 2: Convert to fraction form
    143,784,226.40/215,676,339.60 = 119,550,516.80/x
  3. Step 3: Cross multiply
    143,784,226.40x = 215,676,339.60 × 119,550,516.80
  4. Step 4: Simplify right side
    143,784,226.40x = 25,784,217,860,712,304
  5. Step 5: Solve for x
    x = 25,784,217,860,712,304/143,784,226.40
  6. Step 6: Final answer
    x = 179,325,775.20

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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.