Home / 73,201,043.47-101,018,470.68-40,160,692.20

Finding the Fourth Proportional to 73,201,043.47, 101,018,470.68 and 40,160,692.20

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Solution

The fourth proportional to 73,201,043.47, 101,018,470.68 and 40,160,692.20 is: 55,422,320.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,201,043.47 : 101,018,470.68 = 40,160,692.20 : x
  2. Step 2: Convert to fraction form
    73,201,043.47/101,018,470.68 = 40,160,692.20/x
  3. Step 3: Cross multiply
    73,201,043.47x = 101,018,470.68 × 40,160,692.20
  4. Step 4: Simplify right side
    73,201,043.47x = 4,056,971,707,494,205.50
  5. Step 5: Solve for x
    x = 4,056,971,707,494,205.50/73,201,043.47
  6. Step 6: Final answer
    x = 55,422,320.71

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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.