Home / 261,673,222.20-361,111,434.85-144,202,767.27

Finding the Fourth Proportional to 261,673,222.20, 361,111,434.85 and 144,202,767.27

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Solution

The fourth proportional to 261,673,222.20, 361,111,434.85 and 144,202,767.27 is: 199,001,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,673,222.20 : 361,111,434.85 = 144,202,767.27 : x
  2. Step 2: Convert to fraction form
    261,673,222.20/361,111,434.85 = 144,202,767.27/x
  3. Step 3: Cross multiply
    261,673,222.20x = 361,111,434.85 × 144,202,767.27
  4. Step 4: Simplify right side
    261,673,222.20x = 52,073,268,197,849,816
  5. Step 5: Solve for x
    x = 52,073,268,197,849,816/261,673,222.20
  6. Step 6: Final answer
    x = 199,001,134.93

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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.