Home / 797,131,032.40-1,195,696,548.60-489,425,381.20

Finding the Fourth Proportional to 797,131,032.40, 1,195,696,548.60 and 489,425,381.20

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Solution

The fourth proportional to 797,131,032.40, 1,195,696,548.60 and 489,425,381.20 is: 734,138,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,131,032.40 : 1,195,696,548.60 = 489,425,381.20 : x
  2. Step 2: Convert to fraction form
    797,131,032.40/1,195,696,548.60 = 489,425,381.20/x
  3. Step 3: Cross multiply
    797,131,032.40x = 1,195,696,548.60 × 489,425,381.20
  4. Step 4: Simplify right side
    797,131,032.40x = 585,204,239,098,079,232
  5. Step 5: Solve for x
    x = 585,204,239,098,079,232/797,131,032.40
  6. Step 6: Final answer
    x = 734,138,071.80

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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.