Home / 7,820,282,885.44-10,791,914,509.92-4,251,989,742.88

Finding the Fourth Proportional to 7,820,282,885.44, 10,791,914,509.92 and 4,251,989,742.88

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Solution

The fourth proportional to 7,820,282,885.44, 10,791,914,509.92 and 4,251,989,742.88 is: 5,867,704,592.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820,282,885.44 : 10,791,914,509.92 = 4,251,989,742.88 : x
  2. Step 2: Convert to fraction form
    7,820,282,885.44/10,791,914,509.92 = 4,251,989,742.88/x
  3. Step 3: Cross multiply
    7,820,282,885.44x = 10,791,914,509.92 × 4,251,989,742.88
  4. Step 4: Simplify right side
    7,820,282,885.44x = 45,887,109,802,217,684,992
  5. Step 5: Solve for x
    x = 45,887,109,802,217,684,992/7,820,282,885.44
  6. Step 6: Final answer
    x = 5,867,704,592.59

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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.