Home / 103,674,385.45-155,511,578.18-62,992,576.90

Finding the Fourth Proportional to 103,674,385.45, 155,511,578.18 and 62,992,576.90

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Solution

The fourth proportional to 103,674,385.45, 155,511,578.18 and 62,992,576.90 is: 94,488,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,674,385.45 : 155,511,578.18 = 62,992,576.90 : x
  2. Step 2: Convert to fraction form
    103,674,385.45/155,511,578.18 = 62,992,576.90/x
  3. Step 3: Cross multiply
    103,674,385.45x = 155,511,578.18 × 62,992,576.90
  4. Step 4: Simplify right side
    103,674,385.45x = 9,796,075,047,344,012
  5. Step 5: Solve for x
    x = 9,796,075,047,344,012/103,674,385.45
  6. Step 6: Final answer
    x = 94,488,865.35

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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.