Home / 83,318,510.61-124,978,180.08-34,161,214.11

Finding the Fourth Proportional to 83,318,510.61, 124,978,180.08 and 34,161,214.11

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Solution

The fourth proportional to 83,318,510.61, 124,978,180.08 and 34,161,214.11 is: 51,241,990.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,318,510.61 : 124,978,180.08 = 34,161,214.11 : x
  2. Step 2: Convert to fraction form
    83,318,510.61/124,978,180.08 = 34,161,214.11/x
  3. Step 3: Cross multiply
    83,318,510.61x = 124,978,180.08 × 34,161,214.11
  4. Step 4: Simplify right side
    83,318,510.61x = 4,269,406,368,791,017
  5. Step 5: Solve for x
    x = 4,269,406,368,791,017/83,318,510.61
  6. Step 6: Final answer
    x = 51,241,990.98

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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.