Home / 413,591,765,892.40-619,518,847,206.84-262,420,253,550.64

Finding the Fourth Proportional to 413,591,765,892.40, 619,518,847,206.84 and 262,420,253,550.64

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Solution

The fourth proportional to 413,591,765,892.40, 619,518,847,206.84 and 262,420,253,550.64 is: 393,079,133,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,591,765,892.40 : 619,518,847,206.84 = 262,420,253,550.64 : x
  2. Step 2: Convert to fraction form
    413,591,765,892.40/619,518,847,206.84 = 262,420,253,550.64/x
  3. Step 3: Cross multiply
    413,591,765,892.40x = 619,518,847,206.84 × 262,420,253,550.64
  4. Step 4: Simplify right side
    413,591,765,892.40x = 162,574,292,963,419,148,517,376
  5. Step 5: Solve for x
    x = 162,574,292,963,419,148,517,376/413,591,765,892.40
  6. Step 6: Final answer
    x = 393,079,133,508.95

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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.