Home / 870,681,204.46-1,306,583,682.54-317,937,353.71

Finding the Fourth Proportional to 870,681,204.46, 1,306,583,682.54 and 317,937,353.71

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Solution

The fourth proportional to 870,681,204.46, 1,306,583,682.54 and 317,937,353.71 is: 477,111,204.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,681,204.46 : 1,306,583,682.54 = 317,937,353.71 : x
  2. Step 2: Convert to fraction form
    870,681,204.46/1,306,583,682.54 = 317,937,353.71/x
  3. Step 3: Cross multiply
    870,681,204.46x = 1,306,583,682.54 × 317,937,353.71
  4. Step 4: Simplify right side
    870,681,204.46x = 415,411,758,427,434,304
  5. Step 5: Solve for x
    x = 415,411,758,427,434,304/870,681,204.46
  6. Step 6: Final answer
    x = 477,111,204.77

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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.