Home / 261,014,961.97-360,210,117.69-149,527,349.83

Finding the Fourth Proportional to 261,014,961.97, 360,210,117.69 and 149,527,349.83

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Solution

The fourth proportional to 261,014,961.97, 360,210,117.69 and 149,527,349.83 is: 206,353,167.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,014,961.97 : 360,210,117.69 = 149,527,349.83 : x
  2. Step 2: Convert to fraction form
    261,014,961.97/360,210,117.69 = 149,527,349.83/x
  3. Step 3: Cross multiply
    261,014,961.97x = 360,210,117.69 × 149,527,349.83
  4. Step 4: Simplify right side
    261,014,961.97x = 53,861,264,280,138,104
  5. Step 5: Solve for x
    x = 53,861,264,280,138,104/261,014,961.97
  6. Step 6: Final answer
    x = 206,353,167.93

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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.