Home / 114,040,132.73-157,378,703.10-64,479,442.35

Finding the Fourth Proportional to 114,040,132.73, 157,378,703.10 and 64,479,442.35

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Solution

The fourth proportional to 114,040,132.73, 157,378,703.10 and 64,479,442.35 is: 88,983,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,040,132.73 : 157,378,703.10 = 64,479,442.35 : x
  2. Step 2: Convert to fraction form
    114,040,132.73/157,378,703.10 = 64,479,442.35/x
  3. Step 3: Cross multiply
    114,040,132.73x = 157,378,703.10 × 64,479,442.35
  4. Step 4: Simplify right side
    114,040,132.73x = 10,147,691,013,654,216
  5. Step 5: Solve for x
    x = 10,147,691,013,654,216/114,040,132.73
  6. Step 6: Final answer
    x = 88,983,507.57

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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.