Home / 199,146,520.80-298,719,781.20-175,258,648.80

Finding the Fourth Proportional to 199,146,520.80, 298,719,781.20 and 175,258,648.80

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Solution

The fourth proportional to 199,146,520.80, 298,719,781.20 and 175,258,648.80 is: 262,887,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,146,520.80 : 298,719,781.20 = 175,258,648.80 : x
  2. Step 2: Convert to fraction form
    199,146,520.80/298,719,781.20 = 175,258,648.80/x
  3. Step 3: Cross multiply
    199,146,520.80x = 298,719,781.20 × 175,258,648.80
  4. Step 4: Simplify right side
    199,146,520.80x = 52,353,225,222,943,648
  5. Step 5: Solve for x
    x = 52,353,225,222,943,648/199,146,520.80
  6. Step 6: Final answer
    x = 262,887,973.20

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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.