Home / 197,859,008.80-296,788,513.20-136,637,005.60

Finding the Fourth Proportional to 197,859,008.80, 296,788,513.20 and 136,637,005.60

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Solution

The fourth proportional to 197,859,008.80, 296,788,513.20 and 136,637,005.60 is: 204,955,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,859,008.80 : 296,788,513.20 = 136,637,005.60 : x
  2. Step 2: Convert to fraction form
    197,859,008.80/296,788,513.20 = 136,637,005.60/x
  3. Step 3: Cross multiply
    197,859,008.80x = 296,788,513.20 × 136,637,005.60
  4. Step 4: Simplify right side
    197,859,008.80x = 40,552,293,740,124,072
  5. Step 5: Solve for x
    x = 40,552,293,740,124,072/197,859,008.80
  6. Step 6: Final answer
    x = 204,955,508.40

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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.