Home / 634,176,008.40-951,264,012.60-417,197,614.80

Finding the Fourth Proportional to 634,176,008.40, 951,264,012.60 and 417,197,614.80

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Solution

The fourth proportional to 634,176,008.40, 951,264,012.60 and 417,197,614.80 is: 625,796,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,176,008.40 : 951,264,012.60 = 417,197,614.80 : x
  2. Step 2: Convert to fraction form
    634,176,008.40/951,264,012.60 = 417,197,614.80/x
  3. Step 3: Cross multiply
    634,176,008.40x = 951,264,012.60 × 417,197,614.80
  4. Step 4: Simplify right side
    634,176,008.40x = 396,865,077,101,797,184
  5. Step 5: Solve for x
    x = 396,865,077,101,797,184/634,176,008.40
  6. Step 6: Final answer
    x = 625,796,422.20

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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.