Home / 121,168,548,015.20-181,752,822,022.80-58,251,460,601.60

Finding the Fourth Proportional to 121,168,548,015.20, 181,752,822,022.80 and 58,251,460,601.60

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Solution

The fourth proportional to 121,168,548,015.20, 181,752,822,022.80 and 58,251,460,601.60 is: 87,377,190,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,168,548,015.20 : 181,752,822,022.80 = 58,251,460,601.60 : x
  2. Step 2: Convert to fraction form
    121,168,548,015.20/181,752,822,022.80 = 58,251,460,601.60/x
  3. Step 3: Cross multiply
    121,168,548,015.20x = 181,752,822,022.80 × 58,251,460,601.60
  4. Step 4: Simplify right side
    121,168,548,015.20x = 10,587,367,351,290,750,304,256
  5. Step 5: Solve for x
    x = 10,587,367,351,290,750,304,256/121,168,548,015.20
  6. Step 6: Final answer
    x = 87,377,190,902.40

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1.5x scale

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.