Home / 3,780,990,964.80-5,671,486,447.20-3,406,484,492.10

Finding the Fourth Proportional to 3,780,990,964.80, 5,671,486,447.20 and 3,406,484,492.10

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Solution

The fourth proportional to 3,780,990,964.80, 5,671,486,447.20 and 3,406,484,492.10 is: 5,109,726,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,990,964.80 : 5,671,486,447.20 = 3,406,484,492.10 : x
  2. Step 2: Convert to fraction form
    3,780,990,964.80/5,671,486,447.20 = 3,406,484,492.10/x
  3. Step 3: Cross multiply
    3,780,990,964.80x = 5,671,486,447.20 × 3,406,484,492.10
  4. Step 4: Simplify right side
    3,780,990,964.80x = 19,319,830,629,542,125,568
  5. Step 5: Solve for x
    x = 19,319,830,629,542,125,568/3,780,990,964.80
  6. Step 6: Final answer
    x = 5,109,726,738.15

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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.