Home / 52,569,439.20-78,854,158.80-34,429,586.40

Finding the Fourth Proportional to 52,569,439.20, 78,854,158.80 and 34,429,586.40

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Solution

The fourth proportional to 52,569,439.20, 78,854,158.80 and 34,429,586.40 is: 51,644,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,569,439.20 : 78,854,158.80 = 34,429,586.40 : x
  2. Step 2: Convert to fraction form
    52,569,439.20/78,854,158.80 = 34,429,586.40/x
  3. Step 3: Cross multiply
    52,569,439.20x = 78,854,158.80 × 34,429,586.40
  4. Step 4: Simplify right side
    52,569,439.20x = 2,714,916,073,403,920
  5. Step 5: Solve for x
    x = 2,714,916,073,403,920/52,569,439.20
  6. Step 6: Final answer
    x = 51,644,379.60

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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.