Home / 136,094,025.60-204,117,418.80-49,788,007.20

Finding the Fourth Proportional to 136,094,025.60, 204,117,418.80 and 49,788,007.20

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Solution

The fourth proportional to 136,094,025.60, 204,117,418.80 and 49,788,007.20 is: 74,673,369.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,094,025.60 : 204,117,418.80 = 49,788,007.20 : x
  2. Step 2: Convert to fraction form
    136,094,025.60/204,117,418.80 = 49,788,007.20/x
  3. Step 3: Cross multiply
    136,094,025.60x = 204,117,418.80 × 49,788,007.20
  4. Step 4: Simplify right side
    136,094,025.60x = 10,162,599,516,859,816
  5. Step 5: Solve for x
    x = 10,162,599,516,859,816/136,094,025.60
  6. Step 6: Final answer
    x = 74,673,369.92

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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.