Home / 418,091,561.76-576,998,673.84-250,834,117.44

Finding the Fourth Proportional to 418,091,561.76, 576,998,673.84 and 250,834,117.44

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Solution

The fourth proportional to 418,091,561.76, 576,998,673.84 and 250,834,117.44 is: 346,170,471.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,091,561.76 : 576,998,673.84 = 250,834,117.44 : x
  2. Step 2: Convert to fraction form
    418,091,561.76/576,998,673.84 = 250,834,117.44/x
  3. Step 3: Cross multiply
    418,091,561.76x = 576,998,673.84 × 250,834,117.44
  4. Step 4: Simplify right side
    418,091,561.76x = 144,730,953,116,706,816
  5. Step 5: Solve for x
    x = 144,730,953,116,706,816/418,091,561.76
  6. Step 6: Final answer
    x = 346,170,471.62

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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.