Home / 199,270,246.16-275,047,635.43-115,665,311.65

Finding the Fourth Proportional to 199,270,246.16, 275,047,635.43 and 115,665,311.65

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Solution

The fourth proportional to 199,270,246.16, 275,047,635.43 and 115,665,311.65 is: 159,649,877.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,270,246.16 : 275,047,635.43 = 115,665,311.65 : x
  2. Step 2: Convert to fraction form
    199,270,246.16/275,047,635.43 = 115,665,311.65/x
  3. Step 3: Cross multiply
    199,270,246.16x = 275,047,635.43 × 115,665,311.65
  4. Step 4: Simplify right side
    199,270,246.16x = 31,813,470,470,063,488
  5. Step 5: Solve for x
    x = 31,813,470,470,063,488/199,270,246.16
  6. Step 6: Final answer
    x = 159,649,877.91

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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.