Home / 109,593,510.64-151,134,716.72-65,533,508.80

Finding the Fourth Proportional to 109,593,510.64, 151,134,716.72 and 65,533,508.80

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Solution

The fourth proportional to 109,593,510.64, 151,134,716.72 and 65,533,508.80 is: 90,373,857.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,593,510.64 : 151,134,716.72 = 65,533,508.80 : x
  2. Step 2: Convert to fraction form
    109,593,510.64/151,134,716.72 = 65,533,508.80/x
  3. Step 3: Cross multiply
    109,593,510.64x = 151,134,716.72 × 65,533,508.80
  4. Step 4: Simplify right side
    109,593,510.64x = 9,904,388,288,155,626
  5. Step 5: Solve for x
    x = 9,904,388,288,155,626/109,593,510.64
  6. Step 6: Final answer
    x = 90,373,857.27

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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.