Home / 844,479,421.32-1,165,381,582.91-468,135,055.42

Finding the Fourth Proportional to 844,479,421.32, 1,165,381,582.91 and 468,135,055.42

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Solution

The fourth proportional to 844,479,421.32, 1,165,381,582.91 and 468,135,055.42 is: 646,026,366.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,479,421.32 : 1,165,381,582.91 = 468,135,055.42 : x
  2. Step 2: Convert to fraction form
    844,479,421.32/1,165,381,582.91 = 468,135,055.42/x
  3. Step 3: Cross multiply
    844,479,421.32x = 1,165,381,582.91 × 468,135,055.42
  4. Step 4: Simplify right side
    844,479,421.32x = 545,555,971,895,766,080
  5. Step 5: Solve for x
    x = 545,555,971,895,766,080/844,479,421.32
  6. Step 6: Final answer
    x = 646,026,366.21

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1.5x scale

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.