Home / 52,012,126,737.96-71,775,514,034.82-30,603,754,818.60

Finding the Fourth Proportional to 52,012,126,737.96, 71,775,514,034.82 and 30,603,754,818.60

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Solution

The fourth proportional to 52,012,126,737.96, 71,775,514,034.82 and 30,603,754,818.60 is: 42,232,463,297.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,012,126,737.96 : 71,775,514,034.82 = 30,603,754,818.60 : x
  2. Step 2: Convert to fraction form
    52,012,126,737.96/71,775,514,034.82 = 30,603,754,818.60/x
  3. Step 3: Cross multiply
    52,012,126,737.96x = 71,775,514,034.82 × 30,603,754,818.60
  4. Step 4: Simplify right side
    52,012,126,737.96x = 2,196,600,233,500,614,590,464
  5. Step 5: Solve for x
    x = 2,196,600,233,500,614,590,464/52,012,126,737.96
  6. Step 6: Final answer
    x = 42,232,463,297.78

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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.