Home / 197,944,009.60-296,916,014.40-172,434,841.60

Finding the Fourth Proportional to 197,944,009.60, 296,916,014.40 and 172,434,841.60

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Solution

The fourth proportional to 197,944,009.60, 296,916,014.40 and 172,434,841.60 is: 258,652,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,944,009.60 : 296,916,014.40 = 172,434,841.60 : x
  2. Step 2: Convert to fraction form
    197,944,009.60/296,916,014.40 = 172,434,841.60/x
  3. Step 3: Cross multiply
    197,944,009.60x = 296,916,014.40 × 172,434,841.60
  4. Step 4: Simplify right side
    197,944,009.60x = 51,198,665,911,567,312
  5. Step 5: Solve for x
    x = 51,198,665,911,567,312/197,944,009.60
  6. Step 6: Final answer
    x = 258,652,262.40

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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.