Home / 199,094,977.60-298,656,463.20-112,874,689.60

Finding the Fourth Proportional to 199,094,977.60, 298,656,463.20 and 112,874,689.60

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Solution

The fourth proportional to 199,094,977.60, 298,656,463.20 and 112,874,689.60 is: 169,319,969.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,094,977.60 : 298,656,463.20 = 112,874,689.60 : x
  2. Step 2: Convert to fraction form
    199,094,977.60/298,656,463.20 = 112,874,689.60/x
  3. Step 3: Cross multiply
    199,094,977.60x = 298,656,463.20 × 112,874,689.60
  4. Step 4: Simplify right side
    199,094,977.60x = 33,710,755,580,733,820
  5. Step 5: Solve for x
    x = 33,710,755,580,733,820/199,094,977.60
  6. Step 6: Final answer
    x = 169,319,969.73

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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.