Home / 1,587,785,023.64-2,381,948,871.85-654,597,743.88

Finding the Fourth Proportional to 1,587,785,023.64, 2,381,948,871.85 and 654,597,743.88

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Solution

The fourth proportional to 1,587,785,023.64, 2,381,948,871.85 and 654,597,743.88 is: 982,008,479.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,785,023.64 : 2,381,948,871.85 = 654,597,743.88 : x
  2. Step 2: Convert to fraction form
    1,587,785,023.64/2,381,948,871.85 = 654,597,743.88/x
  3. Step 3: Cross multiply
    1,587,785,023.64x = 2,381,948,871.85 × 654,597,743.88
  4. Step 4: Simplify right side
    1,587,785,023.64x = 1,559,218,357,550,521,088
  5. Step 5: Solve for x
    x = 1,559,218,357,550,521,088/1,587,785,023.64
  6. Step 6: Final answer
    x = 982,008,479.95

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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.