Home / 3,942,478,611.16-5,913,733,079.85-954,536,721.82

Finding the Fourth Proportional to 3,942,478,611.16, 5,913,733,079.85 and 954,536,721.82

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Solution

The fourth proportional to 3,942,478,611.16, 5,913,733,079.85 and 954,536,721.82 is: 1,431,808,753.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,478,611.16 : 5,913,733,079.85 = 954,536,721.82 : x
  2. Step 2: Convert to fraction form
    3,942,478,611.16/5,913,733,079.85 = 954,536,721.82/x
  3. Step 3: Cross multiply
    3,942,478,611.16x = 5,913,733,079.85 × 954,536,721.82
  4. Step 4: Simplify right side
    3,942,478,611.16x = 5,644,875,387,758,512,128
  5. Step 5: Solve for x
    x = 5,644,875,387,758,512,128/3,942,478,611.16
  6. Step 6: Final answer
    x = 1,431,808,753.96

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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.