Home / 161,157,348.80-241,221,640.80-127,145,124.80

Finding the Fourth Proportional to 161,157,348.80, 241,221,640.80 and 127,145,124.80

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Solution

The fourth proportional to 161,157,348.80, 241,221,640.80 and 127,145,124.80 is: 190,311,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,157,348.80 : 241,221,640.80 = 127,145,124.80 : x
  2. Step 2: Convert to fraction form
    161,157,348.80/241,221,640.80 = 127,145,124.80/x
  3. Step 3: Cross multiply
    161,157,348.80x = 241,221,640.80 × 127,145,124.80
  4. Step 4: Simplify right side
    161,157,348.80x = 30,670,155,623,976,772
  5. Step 5: Solve for x
    x = 30,670,155,623,976,772/161,157,348.80
  6. Step 6: Final answer
    x = 190,311,865.10

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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.