Home / 272,578,767.11-408,971,195.30-106,700,821.44

Finding the Fourth Proportional to 272,578,767.11, 408,971,195.30 and 106,700,821.44

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Solution

The fourth proportional to 272,578,767.11, 408,971,195.30 and 106,700,821.44 is: 160,091,568.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,578,767.11 : 408,971,195.30 = 106,700,821.44 : x
  2. Step 2: Convert to fraction form
    272,578,767.11/408,971,195.30 = 106,700,821.44/x
  3. Step 3: Cross multiply
    272,578,767.11x = 408,971,195.30 × 106,700,821.44
  4. Step 4: Simplify right side
    272,578,767.11x = 43,637,562,484,844,288
  5. Step 5: Solve for x
    x = 43,637,562,484,844,288/272,578,767.11
  6. Step 6: Final answer
    x = 160,091,568.93

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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.