Home / 870,104,707.20-1,200,759,816.06-473,639,092.38

Finding the Fourth Proportional to 870,104,707.20, 1,200,759,816.06 and 473,639,092.38

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Solution

The fourth proportional to 870,104,707.20, 1,200,759,816.06 and 473,639,092.38 is: 653,630,286.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,104,707.20 : 1,200,759,816.06 = 473,639,092.38 : x
  2. Step 2: Convert to fraction form
    870,104,707.20/1,200,759,816.06 = 473,639,092.38/x
  3. Step 3: Cross multiply
    870,104,707.20x = 1,200,759,816.06 × 473,639,092.38
  4. Step 4: Simplify right side
    870,104,707.20x = 568,726,789,445,034,112
  5. Step 5: Solve for x
    x = 568,726,789,445,034,112/870,104,707.20
  6. Step 6: Final answer
    x = 653,630,286.95

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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.