Home / 531,726,182.79-797,707,853.34-163,298,316.69

Finding the Fourth Proportional to 531,726,182.79, 797,707,853.34 and 163,298,316.69

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Solution

The fourth proportional to 531,726,182.79, 797,707,853.34 and 163,298,316.69 is: 244,983,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,726,182.79 : 797,707,853.34 = 163,298,316.69 : x
  2. Step 2: Convert to fraction form
    531,726,182.79/797,707,853.34 = 163,298,316.69/x
  3. Step 3: Cross multiply
    531,726,182.79x = 797,707,853.34 × 163,298,316.69
  4. Step 4: Simplify right side
    531,726,182.79x = 130,264,349,660,815,392
  5. Step 5: Solve for x
    x = 130,264,349,660,815,392/531,726,182.79
  6. Step 6: Final answer
    x = 244,983,891.85

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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.