Home / 720,498,713.88-1,080,835,524.90-202,929,154.10

Finding the Fourth Proportional to 720,498,713.88, 1,080,835,524.90 and 202,929,154.10

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Solution

The fourth proportional to 720,498,713.88, 1,080,835,524.90 and 202,929,154.10 is: 304,418,362.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,498,713.88 : 1,080,835,524.90 = 202,929,154.10 : x
  2. Step 2: Convert to fraction form
    720,498,713.88/1,080,835,524.90 = 202,929,154.10/x
  3. Step 3: Cross multiply
    720,498,713.88x = 1,080,835,524.90 × 202,929,154.10
  4. Step 4: Simplify right side
    720,498,713.88x = 219,333,038,789,186,496
  5. Step 5: Solve for x
    x = 219,333,038,789,186,496/720,498,713.88
  6. Step 6: Final answer
    x = 304,418,362.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.