Home / 319,524,801,440.15-440,944,463,717.19-173,038,399,957.50

Finding the Fourth Proportional to 319,524,801,440.15, 440,944,463,717.19 and 173,038,399,957.50

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Solution

The fourth proportional to 319,524,801,440.15, 440,944,463,717.19 and 173,038,399,957.50 is: 238,793,120,683.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,524,801,440.15 : 440,944,463,717.19 = 173,038,399,957.50 : x
  2. Step 2: Convert to fraction form
    319,524,801,440.15/440,944,463,717.19 = 173,038,399,957.50/x
  3. Step 3: Cross multiply
    319,524,801,440.15x = 440,944,463,717.19 × 173,038,399,957.50
  4. Step 4: Simplify right side
    319,524,801,440.15x = 76,300,324,471,740,469,084,160
  5. Step 5: Solve for x
    x = 76,300,324,471,740,469,084,160/319,524,801,440.15
  6. Step 6: Final answer
    x = 238,793,120,683.72

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1.5x scale

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.