Home / 223,181,397.80-334,635,161.34-86,707,465.64

Finding the Fourth Proportional to 223,181,397.80, 334,635,161.34 and 86,707,465.64

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Solution

The fourth proportional to 223,181,397.80, 334,635,161.34 and 86,707,465.64 is: 130,007,998.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,181,397.80 : 334,635,161.34 = 86,707,465.64 : x
  2. Step 2: Convert to fraction form
    223,181,397.80/334,635,161.34 = 86,707,465.64/x
  3. Step 3: Cross multiply
    223,181,397.80x = 334,635,161.34 × 86,707,465.64
  4. Step 4: Simplify right side
    223,181,397.80x = 29,015,366,753,823,904
  5. Step 5: Solve for x
    x = 29,015,366,753,823,904/223,181,397.80
  6. Step 6: Final answer
    x = 130,007,998.16

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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.