Home / 133,541,566.20-200,312,349.30-120,361,829.40

Finding the Fourth Proportional to 133,541,566.20, 200,312,349.30 and 120,361,829.40

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Solution

The fourth proportional to 133,541,566.20, 200,312,349.30 and 120,361,829.40 is: 180,542,744.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,541,566.20 : 200,312,349.30 = 120,361,829.40 : x
  2. Step 2: Convert to fraction form
    133,541,566.20/200,312,349.30 = 120,361,829.40/x
  3. Step 3: Cross multiply
    133,541,566.20x = 200,312,349.30 × 120,361,829.40
  4. Step 4: Simplify right side
    133,541,566.20x = 24,109,960,813,159,812
  5. Step 5: Solve for x
    x = 24,109,960,813,159,812/133,541,566.20
  6. Step 6: Final answer
    x = 180,542,744.10

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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.