Home / 480,197,962.60-662,417,565.96-292,083,791.88

Finding the Fourth Proportional to 480,197,962.60, 662,417,565.96 and 292,083,791.88

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Solution

The fourth proportional to 480,197,962.60, 662,417,565.96 and 292,083,791.88 is: 402,920,148.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,197,962.60 : 662,417,565.96 = 292,083,791.88 : x
  2. Step 2: Convert to fraction form
    480,197,962.60/662,417,565.96 = 292,083,791.88/x
  3. Step 3: Cross multiply
    480,197,962.60x = 662,417,565.96 × 292,083,791.88
  4. Step 4: Simplify right side
    480,197,962.60x = 193,481,434,473,516,832
  5. Step 5: Solve for x
    x = 193,481,434,473,516,832/480,197,962.60
  6. Step 6: Final answer
    x = 402,920,148.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.