Home / 121,168,550,010.80-181,752,825,016.20-114,659,885,795.60

Finding the Fourth Proportional to 121,168,550,010.80, 181,752,825,016.20 and 114,659,885,795.60

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Solution

The fourth proportional to 121,168,550,010.80, 181,752,825,016.20 and 114,659,885,795.60 is: 171,989,828,693.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,168,550,010.80 : 181,752,825,016.20 = 114,659,885,795.60 : x
  2. Step 2: Convert to fraction form
    121,168,550,010.80/181,752,825,016.20 = 114,659,885,795.60/x
  3. Step 3: Cross multiply
    121,168,550,010.80x = 181,752,825,016.20 × 114,659,885,795.60
  4. Step 4: Simplify right side
    121,168,550,010.80x = 20,839,758,159,385,167,134,720
  5. Step 5: Solve for x
    x = 20,839,758,159,385,167,134,720/121,168,550,010.80
  6. Step 6: Final answer
    x = 171,989,828,693.40

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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.