Home / 161,318,240.00-241,976,990.94-69,142,209.72

Finding the Fourth Proportional to 161,318,240.00, 241,976,990.94 and 69,142,209.72

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Solution

The fourth proportional to 161,318,240.00, 241,976,990.94 and 69,142,209.72 is: 103,713,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,318,240.00 : 241,976,990.94 = 69,142,209.72 : x
  2. Step 2: Convert to fraction form
    161,318,240.00/241,976,990.94 = 69,142,209.72/x
  3. Step 3: Cross multiply
    161,318,240.00x = 241,976,990.94 × 69,142,209.72
  4. Step 4: Simplify right side
    161,318,240.00x = 16,730,823,854,988,020
  5. Step 5: Solve for x
    x = 16,730,823,854,988,020/161,318,240.00
  6. Step 6: Final answer
    x = 103,713,156.40

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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.