Home / 1,098,176,584.80-1,515,703,651.14-652,387,598.64

Finding the Fourth Proportional to 1,098,176,584.80, 1,515,703,651.14 and 652,387,598.64

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Solution

The fourth proportional to 1,098,176,584.80, 1,515,703,651.14 and 652,387,598.64 is: 900,425,558.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,176,584.80 : 1,515,703,651.14 = 652,387,598.64 : x
  2. Step 2: Convert to fraction form
    1,098,176,584.80/1,515,703,651.14 = 652,387,598.64/x
  3. Step 3: Cross multiply
    1,098,176,584.80x = 1,515,703,651.14 × 652,387,598.64
  4. Step 4: Simplify right side
    1,098,176,584.80x = 988,826,265,217,104,896
  5. Step 5: Solve for x
    x = 988,826,265,217,104,896/1,098,176,584.80
  6. Step 6: Final answer
    x = 900,425,558.97

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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.