Home / 143,548,872.10-215,323,308.15-133,345,204.90

Finding the Fourth Proportional to 143,548,872.10, 215,323,308.15 and 133,345,204.90

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Solution

The fourth proportional to 143,548,872.10, 215,323,308.15 and 133,345,204.90 is: 200,017,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,548,872.10 : 215,323,308.15 = 133,345,204.90 : x
  2. Step 2: Convert to fraction form
    143,548,872.10/215,323,308.15 = 133,345,204.90/x
  3. Step 3: Cross multiply
    143,548,872.10x = 215,323,308.15 × 133,345,204.90
  4. Step 4: Simplify right side
    143,548,872.10x = 28,712,330,645,007,592
  5. Step 5: Solve for x
    x = 28,712,330,645,007,592/143,548,872.10
  6. Step 6: Final answer
    x = 200,017,807.35

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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.