Home / 161,805,525.61-242,881,006.56-69,734,700.95

Finding the Fourth Proportional to 161,805,525.61, 242,881,006.56 and 69,734,700.95

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Solution

The fourth proportional to 161,805,525.61, 242,881,006.56 and 69,734,700.95 is: 104,676,489.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,805,525.61 : 242,881,006.56 = 69,734,700.95 : x
  2. Step 2: Convert to fraction form
    161,805,525.61/242,881,006.56 = 69,734,700.95/x
  3. Step 3: Cross multiply
    161,805,525.61x = 242,881,006.56 × 69,734,700.95
  4. Step 4: Simplify right side
    161,805,525.61x = 16,937,234,359,242,286
  5. Step 5: Solve for x
    x = 16,937,234,359,242,286/161,805,525.61
  6. Step 6: Final answer
    x = 104,676,489.23

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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.