Home / 1,587,733,248.28-2,381,713,246.52-423,195,639.16

Finding the Fourth Proportional to 1,587,733,248.28, 2,381,713,246.52 and 423,195,639.16

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Solution

The fourth proportional to 1,587,733,248.28, 2,381,713,246.52 and 423,195,639.16 is: 634,823,677.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,733,248.28 : 2,381,713,246.52 = 423,195,639.16 : x
  2. Step 2: Convert to fraction form
    1,587,733,248.28/2,381,713,246.52 = 423,195,639.16/x
  3. Step 3: Cross multiply
    1,587,733,248.28x = 2,381,713,246.52 × 423,195,639.16
  4. Step 4: Simplify right side
    1,587,733,248.28x = 1,007,930,659,656,870,144
  5. Step 5: Solve for x
    x = 1,007,930,659,656,870,144/1,587,733,248.28
  6. Step 6: Final answer
    x = 634,823,677.56

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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.