Home / 112,554,379.46-155,329,898.14-62,318,597.78

Finding the Fourth Proportional to 112,554,379.46, 155,329,898.14 and 62,318,597.78

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Solution

The fourth proportional to 112,554,379.46, 155,329,898.14 and 62,318,597.78 is: 86,002,352.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,554,379.46 : 155,329,898.14 = 62,318,597.78 : x
  2. Step 2: Convert to fraction form
    112,554,379.46/155,329,898.14 = 62,318,597.78/x
  3. Step 3: Cross multiply
    112,554,379.46x = 155,329,898.14 × 62,318,597.78
  4. Step 4: Simplify right side
    112,554,379.46x = 9,679,941,445,395,030
  5. Step 5: Solve for x
    x = 9,679,941,445,395,030/112,554,379.46
  6. Step 6: Final answer
    x = 86,002,352.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.