Home / 80,716,351.04-121,071,139.68-37,570,717.76

Finding the Fourth Proportional to 80,716,351.04, 121,071,139.68 and 37,570,717.76

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Solution

The fourth proportional to 80,716,351.04, 121,071,139.68 and 37,570,717.76 is: 56,354,500.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,716,351.04 : 121,071,139.68 = 37,570,717.76 : x
  2. Step 2: Convert to fraction form
    80,716,351.04/121,071,139.68 = 37,570,717.76/x
  3. Step 3: Cross multiply
    80,716,351.04x = 121,071,139.68 × 37,570,717.76
  4. Step 4: Simplify right side
    80,716,351.04x = 4,548,729,617,798,817
  5. Step 5: Solve for x
    x = 4,548,729,617,798,817/80,716,351.04
  6. Step 6: Final answer
    x = 56,354,500.16

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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.