Home / 197,859,028.80-296,788,543.20-136,637,025.60

Finding the Fourth Proportional to 197,859,028.80, 296,788,543.20 and 136,637,025.60

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Solution

The fourth proportional to 197,859,028.80, 296,788,543.20 and 136,637,025.60 is: 204,955,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,859,028.80 : 296,788,543.20 = 136,637,025.60 : x
  2. Step 2: Convert to fraction form
    197,859,028.80/296,788,543.20 = 136,637,025.60/x
  3. Step 3: Cross multiply
    197,859,028.80x = 296,788,543.20 × 136,637,025.60
  4. Step 4: Simplify right side
    197,859,028.80x = 40,552,303,775,005,104
  5. Step 5: Solve for x
    x = 40,552,303,775,005,104/197,859,028.80
  6. Step 6: Final answer
    x = 204,955,538.40

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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.