Home / 723,838,527.10-998,817,235.84-406,225,925.82

Finding the Fourth Proportional to 723,838,527.10, 998,817,235.84 and 406,225,925.82

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Solution

The fourth proportional to 723,838,527.10, 998,817,235.84 and 406,225,925.82 is: 560,546,919.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,838,527.10 : 998,817,235.84 = 406,225,925.82 : x
  2. Step 2: Convert to fraction form
    723,838,527.10/998,817,235.84 = 406,225,925.82/x
  3. Step 3: Cross multiply
    723,838,527.10x = 998,817,235.84 × 406,225,925.82
  4. Step 4: Simplify right side
    723,838,527.10x = 405,745,456,359,062,272
  5. Step 5: Solve for x
    x = 405,745,456,359,062,272/723,838,527.10
  6. Step 6: Final answer
    x = 560,546,919.19

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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.