Home / 67,845,161.13-101,510,931.59-40,193,923.76

Finding the Fourth Proportional to 67,845,161.13, 101,510,931.59 and 40,193,923.76

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Solution

The fourth proportional to 67,845,161.13, 101,510,931.59 and 40,193,923.76 is: 60,138,742.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,845,161.13 : 101,510,931.59 = 40,193,923.76 : x
  2. Step 2: Convert to fraction form
    67,845,161.13/101,510,931.59 = 40,193,923.76/x
  3. Step 3: Cross multiply
    67,845,161.13x = 101,510,931.59 × 40,193,923.76
  4. Step 4: Simplify right side
    67,845,161.13x = 4,080,122,645,562,212.50
  5. Step 5: Solve for x
    x = 4,080,122,645,562,212.50/67,845,161.13
  6. Step 6: Final answer
    x = 60,138,742.07

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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.