Home / 440,033,154,978.80-660,049,732,468.20-125,964,278,562.80

Finding the Fourth Proportional to 440,033,154,978.80, 660,049,732,468.20 and 125,964,278,562.80

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Solution

The fourth proportional to 440,033,154,978.80, 660,049,732,468.20 and 125,964,278,562.80 is: 188,946,417,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,033,154,978.80 : 660,049,732,468.20 = 125,964,278,562.80 : x
  2. Step 2: Convert to fraction form
    440,033,154,978.80/660,049,732,468.20 = 125,964,278,562.80/x
  3. Step 3: Cross multiply
    440,033,154,978.80x = 660,049,732,468.20 × 125,964,278,562.80
  4. Step 4: Simplify right side
    440,033,154,978.80x = 83,142,688,365,925,948,719,104
  5. Step 5: Solve for x
    x = 83,142,688,365,925,948,719,104/440,033,154,978.80
  6. Step 6: Final answer
    x = 188,946,417,844.20

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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.