Home / 77,723,822.07-116,626,082.23-31,699,456.83

Finding the Fourth Proportional to 77,723,822.07, 116,626,082.23 and 31,699,456.83

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Solution

The fourth proportional to 77,723,822.07, 116,626,082.23 and 31,699,456.83 is: 47,565,641.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,723,822.07 : 116,626,082.23 = 31,699,456.83 : x
  2. Step 2: Convert to fraction form
    77,723,822.07/116,626,082.23 = 31,699,456.83/x
  3. Step 3: Cross multiply
    77,723,822.07x = 116,626,082.23 × 31,699,456.83
  4. Step 4: Simplify right side
    77,723,822.07x = 3,696,983,458,901,915
  5. Step 5: Solve for x
    x = 3,696,983,458,901,915/77,723,822.07
  6. Step 6: Final answer
    x = 47,565,641.53

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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.