Home / 52,152,046.20-78,228,069.30-30,596,974.20

Finding the Fourth Proportional to 52,152,046.20, 78,228,069.30 and 30,596,974.20

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Solution

The fourth proportional to 52,152,046.20, 78,228,069.30 and 30,596,974.20 is: 45,895,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,152,046.20 : 78,228,069.30 = 30,596,974.20 : x
  2. Step 2: Convert to fraction form
    52,152,046.20/78,228,069.30 = 30,596,974.20/x
  3. Step 3: Cross multiply
    52,152,046.20x = 78,228,069.30 × 30,596,974.20
  4. Step 4: Simplify right side
    52,152,046.20x = 2,393,542,218,087,912
  5. Step 5: Solve for x
    x = 2,393,542,218,087,912/52,152,046.20
  6. Step 6: Final answer
    x = 45,895,461.30

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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.