Home / 137,608,929,026.40-206,413,393,539.60-43,310,782,003.80

Finding the Fourth Proportional to 137,608,929,026.40, 206,413,393,539.60 and 43,310,782,003.80

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Solution

The fourth proportional to 137,608,929,026.40, 206,413,393,539.60 and 43,310,782,003.80 is: 64,966,173,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,608,929,026.40 : 206,413,393,539.60 = 43,310,782,003.80 : x
  2. Step 2: Convert to fraction form
    137,608,929,026.40/206,413,393,539.60 = 43,310,782,003.80/x
  3. Step 3: Cross multiply
    137,608,929,026.40x = 206,413,393,539.60 × 43,310,782,003.80
  4. Step 4: Simplify right side
    137,608,929,026.40x = 8,939,925,490,258,195,513,344
  5. Step 5: Solve for x
    x = 8,939,925,490,258,195,513,344/137,608,929,026.40
  6. Step 6: Final answer
    x = 64,966,173,005.70

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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.