Home / 56,531,165,922.27-78,012,773,233.20-31,156,576,695

Finding the Fourth Proportional to 56,531,165,922.27, 78,012,773,233.20 and 31,156,576,695

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Solution

The fourth proportional to 56,531,165,922.27, 78,012,773,233.20 and 31,156,576,695 is: 42,995,945,913.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,531,165,922.27 : 78,012,773,233.20 = 31,156,576,695 : x
  2. Step 2: Convert to fraction form
    56,531,165,922.27/78,012,773,233.20 = 31,156,576,695/x
  3. Step 3: Cross multiply
    56,531,165,922.27x = 78,012,773,233.20 × 31,156,576,695
  4. Step 4: Simplify right side
    56,531,165,922.27x = 2,430,610,952,429,839,056,896
  5. Step 5: Solve for x
    x = 2,430,610,952,429,839,056,896/56,531,165,922.27
  6. Step 6: Final answer
    x = 42,995,945,913.66

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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.