Home / 145,158,167.40-217,737,251.10-130,377,546.60

Finding the Fourth Proportional to 145,158,167.40, 217,737,251.10 and 130,377,546.60

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Solution

The fourth proportional to 145,158,167.40, 217,737,251.10 and 130,377,546.60 is: 195,566,319.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,158,167.40 : 217,737,251.10 = 130,377,546.60 : x
  2. Step 2: Convert to fraction form
    145,158,167.40/217,737,251.10 = 130,377,546.60/x
  3. Step 3: Cross multiply
    145,158,167.40x = 217,737,251.10 × 130,377,546.60
  4. Step 4: Simplify right side
    145,158,167.40x = 28,388,048,601,846,148
  5. Step 5: Solve for x
    x = 28,388,048,601,846,148/145,158,167.40
  6. Step 6: Final answer
    x = 195,566,319.90

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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.