Home / 1,153,839,636.24-1,592,304,239.88-625,203,482.64

Finding the Fourth Proportional to 1,153,839,636.24, 1,592,304,239.88 and 625,203,482.64

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Solution

The fourth proportional to 1,153,839,636.24, 1,592,304,239.88 and 625,203,482.64 is: 862,783,808.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,839,636.24 : 1,592,304,239.88 = 625,203,482.64 : x
  2. Step 2: Convert to fraction form
    1,153,839,636.24/1,592,304,239.88 = 625,203,482.64/x
  3. Step 3: Cross multiply
    1,153,839,636.24x = 1,592,304,239.88 × 625,203,482.64
  4. Step 4: Simplify right side
    1,153,839,636.24x = 995,514,156,195,414,016
  5. Step 5: Solve for x
    x = 995,514,156,195,414,016/1,153,839,636.24
  6. Step 6: Final answer
    x = 862,783,808.88

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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.