Home / 199,026,461.60-298,672,402.80-91,265,616.80

Finding the Fourth Proportional to 199,026,461.60, 298,672,402.80 and 91,265,616.80

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Solution

The fourth proportional to 199,026,461.60, 298,672,402.80 and 91,265,616.80 is: 136,959,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,026,461.60 : 298,672,402.80 = 91,265,616.80 : x
  2. Step 2: Convert to fraction form
    199,026,461.60/298,672,402.80 = 91,265,616.80/x
  3. Step 3: Cross multiply
    199,026,461.60x = 298,672,402.80 × 91,265,616.80
  4. Step 4: Simplify right side
    199,026,461.60x = 27,258,521,062,680,048
  5. Step 5: Solve for x
    x = 27,258,521,062,680,048/199,026,461.60
  6. Step 6: Final answer
    x = 136,959,280.91

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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.