Home / 52,189,819.20-78,284,728.80-41,440,276.80

Finding the Fourth Proportional to 52,189,819.20, 78,284,728.80 and 41,440,276.80

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Solution

The fourth proportional to 52,189,819.20, 78,284,728.80 and 41,440,276.80 is: 62,160,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,189,819.20 : 78,284,728.80 = 41,440,276.80 : x
  2. Step 2: Convert to fraction form
    52,189,819.20/78,284,728.80 = 41,440,276.80/x
  3. Step 3: Cross multiply
    52,189,819.20x = 78,284,728.80 × 41,440,276.80
  4. Step 4: Simplify right side
    52,189,819.20x = 3,244,140,830,684,931.50
  5. Step 5: Solve for x
    x = 3,244,140,830,684,931.50/52,189,819.20
  6. Step 6: Final answer
    x = 62,160,415.20

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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.