Home / 103,674,378.45-155,511,567.68-62,992,569.90

Finding the Fourth Proportional to 103,674,378.45, 155,511,567.68 and 62,992,569.90

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Solution

The fourth proportional to 103,674,378.45, 155,511,567.68 and 62,992,569.90 is: 94,488,854.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,674,378.45 : 155,511,567.68 = 62,992,569.90 : x
  2. Step 2: Convert to fraction form
    103,674,378.45/155,511,567.68 = 62,992,569.90/x
  3. Step 3: Cross multiply
    103,674,378.45x = 155,511,567.68 × 62,992,569.90
  4. Step 4: Simplify right side
    103,674,378.45x = 9,796,073,297,026,018
  5. Step 5: Solve for x
    x = 9,796,073,297,026,018/103,674,378.45
  6. Step 6: Final answer
    x = 94,488,854.85

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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.