Home / 102,096,021.60-153,144,032.40-25,418,440.80

Finding the Fourth Proportional to 102,096,021.60, 153,144,032.40 and 25,418,440.80

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Solution

The fourth proportional to 102,096,021.60, 153,144,032.40 and 25,418,440.80 is: 38,127,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,096,021.60 : 153,144,032.40 = 25,418,440.80 : x
  2. Step 2: Convert to fraction form
    102,096,021.60/153,144,032.40 = 25,418,440.80/x
  3. Step 3: Cross multiply
    102,096,021.60x = 153,144,032.40 × 25,418,440.80
  4. Step 4: Simplify right side
    102,096,021.60x = 3,892,682,521,432,682
  5. Step 5: Solve for x
    x = 3,892,682,521,432,682/102,096,021.60
  6. Step 6: Final answer
    x = 38,127,661.20

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1.5x scale

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.