Home / 73,252,834,212.30-109,879,251,318.45-18,107,681,700.30

Finding the Fourth Proportional to 73,252,834,212.30, 109,879,251,318.45 and 18,107,681,700.30

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Solution

The fourth proportional to 73,252,834,212.30, 109,879,251,318.45 and 18,107,681,700.30 is: 27,161,522,550.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,252,834,212.30 : 109,879,251,318.45 = 18,107,681,700.30 : x
  2. Step 2: Convert to fraction form
    73,252,834,212.30/109,879,251,318.45 = 18,107,681,700.30/x
  3. Step 3: Cross multiply
    73,252,834,212.30x = 109,879,251,318.45 × 18,107,681,700.30
  4. Step 4: Simplify right side
    73,252,834,212.30x = 1,989,658,508,341,761,540,096
  5. Step 5: Solve for x
    x = 1,989,658,508,341,761,540,096/73,252,834,212.30
  6. Step 6: Final answer
    x = 27,161,522,550.45

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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.