Home / 999,145,942.04-1,378,837,724.00-547,016,366.49

Finding the Fourth Proportional to 999,145,942.04, 1,378,837,724.00 and 547,016,366.49

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Solution

The fourth proportional to 999,145,942.04, 1,378,837,724.00 and 547,016,366.49 is: 754,891,522.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,145,942.04 : 1,378,837,724.00 = 547,016,366.49 : x
  2. Step 2: Convert to fraction form
    999,145,942.04/1,378,837,724.00 = 547,016,366.49/x
  3. Step 3: Cross multiply
    999,145,942.04x = 1,378,837,724.00 × 547,016,366.49
  4. Step 4: Simplify right side
    999,145,942.04x = 754,246,801,759,086,336
  5. Step 5: Solve for x
    x = 754,246,801,759,086,336/999,145,942.04
  6. Step 6: Final answer
    x = 754,891,522.88

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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.