Home / 170,695,351.88-256,021,430.60-54,111,831.61

Finding the Fourth Proportional to 170,695,351.88, 256,021,430.60 and 54,111,831.61

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Solution

The fourth proportional to 170,695,351.88, 256,021,430.60 and 54,111,831.61 is: 81,160,900.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,695,351.88 : 256,021,430.60 = 54,111,831.61 : x
  2. Step 2: Convert to fraction form
    170,695,351.88/256,021,430.60 = 54,111,831.61/x
  3. Step 3: Cross multiply
    170,695,351.88x = 256,021,430.60 × 54,111,831.61
  4. Step 4: Simplify right side
    170,695,351.88x = 13,853,788,540,992,274
  5. Step 5: Solve for x
    x = 13,853,788,540,992,274/170,695,351.88
  6. Step 6: Final answer
    x = 81,160,900.92

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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.