Home / 145,158,561.60-217,737,842.40-64,536,993.60

Finding the Fourth Proportional to 145,158,561.60, 217,737,842.40 and 64,536,993.60

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Solution

The fourth proportional to 145,158,561.60, 217,737,842.40 and 64,536,993.60 is: 96,805,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,158,561.60 : 217,737,842.40 = 64,536,993.60 : x
  2. Step 2: Convert to fraction form
    145,158,561.60/217,737,842.40 = 64,536,993.60/x
  3. Step 3: Cross multiply
    145,158,561.60x = 217,737,842.40 × 64,536,993.60
  4. Step 4: Simplify right side
    145,158,561.60x = 14,052,145,741,446,610
  5. Step 5: Solve for x
    x = 14,052,145,741,446,610/145,158,561.60
  6. Step 6: Final answer
    x = 96,805,490.40

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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.