Home / 1,003,781,934.28-1,503,492,498.06-485,124,645.88

Finding the Fourth Proportional to 1,003,781,934.28, 1,503,492,498.06 and 485,124,645.88

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Solution

The fourth proportional to 1,003,781,934.28, 1,503,492,498.06 and 485,124,645.88 is: 726,633,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,781,934.28 : 1,503,492,498.06 = 485,124,645.88 : x
  2. Step 2: Convert to fraction form
    1,003,781,934.28/1,503,492,498.06 = 485,124,645.88/x
  3. Step 3: Cross multiply
    1,003,781,934.28x = 1,503,492,498.06 × 485,124,645.88
  4. Step 4: Simplify right side
    1,003,781,934.28x = 729,381,265,704,594,048
  5. Step 5: Solve for x
    x = 729,381,265,704,594,048/1,003,781,934.28
  6. Step 6: Final answer
    x = 726,633,186.75

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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.