Home / 128,246,598.60-192,369,897.90-37,373,152.20

Finding the Fourth Proportional to 128,246,598.60, 192,369,897.90 and 37,373,152.20

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Solution

The fourth proportional to 128,246,598.60, 192,369,897.90 and 37,373,152.20 is: 56,059,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,246,598.60 : 192,369,897.90 = 37,373,152.20 : x
  2. Step 2: Convert to fraction form
    128,246,598.60/192,369,897.90 = 37,373,152.20/x
  3. Step 3: Cross multiply
    128,246,598.60x = 192,369,897.90 × 37,373,152.20
  4. Step 4: Simplify right side
    128,246,598.60x = 7,189,469,472,915,161
  5. Step 5: Solve for x
    x = 7,189,469,472,915,161/128,246,598.60
  6. Step 6: Final answer
    x = 56,059,728.30

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1.5x scale

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.