Home / 65,965,748.76-98,948,557.44-45,195,722.28

Finding the Fourth Proportional to 65,965,748.76, 98,948,557.44 and 45,195,722.28

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Solution

The fourth proportional to 65,965,748.76, 98,948,557.44 and 45,195,722.28 is: 67,793,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,965,748.76 : 98,948,557.44 = 45,195,722.28 : x
  2. Step 2: Convert to fraction form
    65,965,748.76/98,948,557.44 = 45,195,722.28/x
  3. Step 3: Cross multiply
    65,965,748.76x = 98,948,557.44 × 45,195,722.28
  4. Step 4: Simplify right side
    65,965,748.76x = 4,472,051,522,064,868
  5. Step 5: Solve for x
    x = 4,472,051,522,064,868/65,965,748.76
  6. Step 6: Final answer
    x = 67,793,538.41

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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.