Home / 136,484,169.80-204,726,254.70-84,828,104.60

Finding the Fourth Proportional to 136,484,169.80, 204,726,254.70 and 84,828,104.60

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Solution

The fourth proportional to 136,484,169.80, 204,726,254.70 and 84,828,104.60 is: 127,242,156.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,484,169.80 : 204,726,254.70 = 84,828,104.60 : x
  2. Step 2: Convert to fraction form
    136,484,169.80/204,726,254.70 = 84,828,104.60/x
  3. Step 3: Cross multiply
    136,484,169.80x = 204,726,254.70 × 84,828,104.60
  4. Step 4: Simplify right side
    136,484,169.80x = 17,366,540,148,057,840
  5. Step 5: Solve for x
    x = 17,366,540,148,057,840/136,484,169.80
  6. Step 6: Final answer
    x = 127,242,156.90

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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.