Home / 121,137,080,517.43-181,543,199,095.88-94,278,081,262.31

Finding the Fourth Proportional to 121,137,080,517.43, 181,543,199,095.88 and 94,278,081,262.31

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Solution

The fourth proportional to 121,137,080,517.43, 181,543,199,095.88 and 94,278,081,262.31 is: 141,290,712,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,137,080,517.43 : 181,543,199,095.88 = 94,278,081,262.31 : x
  2. Step 2: Convert to fraction form
    121,137,080,517.43/181,543,199,095.88 = 94,278,081,262.31/x
  3. Step 3: Cross multiply
    121,137,080,517.43x = 181,543,199,095.88 × 94,278,081,262.31
  4. Step 4: Simplify right side
    121,137,080,517.43x = 17,115,544,476,980,189,593,600
  5. Step 5: Solve for x
    x = 17,115,544,476,980,189,593,600/121,137,080,517.43
  6. Step 6: Final answer
    x = 141,290,712,999.46

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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.