Home / 99,985,715.06-149,947,868.32-35,274,386.57

Finding the Fourth Proportional to 99,985,715.06, 149,947,868.32 and 35,274,386.57

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Solution

The fourth proportional to 99,985,715.06, 149,947,868.32 and 35,274,386.57 is: 52,900,747.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,985,715.06 : 149,947,868.32 = 35,274,386.57 : x
  2. Step 2: Convert to fraction form
    99,985,715.06/149,947,868.32 = 35,274,386.57/x
  3. Step 3: Cross multiply
    99,985,715.06x = 149,947,868.32 × 35,274,386.57
  4. Step 4: Simplify right side
    99,985,715.06x = 5,289,319,071,629,211
  5. Step 5: Solve for x
    x = 5,289,319,071,629,211/99,985,715.06
  6. Step 6: Final answer
    x = 52,900,747.56

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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.