Home / 74,140,748.30-111,229,646.03-52,323,725.94

Finding the Fourth Proportional to 74,140,748.30, 111,229,646.03 and 52,323,725.94

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Solution

The fourth proportional to 74,140,748.30, 111,229,646.03 and 52,323,725.94 is: 78,498,661.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,140,748.30 : 111,229,646.03 = 52,323,725.94 : x
  2. Step 2: Convert to fraction form
    74,140,748.30/111,229,646.03 = 52,323,725.94/x
  3. Step 3: Cross multiply
    74,140,748.30x = 111,229,646.03 × 52,323,725.94
  4. Step 4: Simplify right side
    74,140,748.30x = 5,819,949,515,015,310
  5. Step 5: Solve for x
    x = 5,819,949,515,015,310/74,140,748.30
  6. Step 6: Final answer
    x = 78,498,661.65

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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.