Home / 121,084,637.46-167,094,467.91-66,080,887.62

Finding the Fourth Proportional to 121,084,637.46, 167,094,467.91 and 66,080,887.62

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Solution

The fourth proportional to 121,084,637.46, 167,094,467.91 and 66,080,887.62 is: 91,190,352.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,084,637.46 : 167,094,467.91 = 66,080,887.62 : x
  2. Step 2: Convert to fraction form
    121,084,637.46/167,094,467.91 = 66,080,887.62/x
  3. Step 3: Cross multiply
    121,084,637.46x = 167,094,467.91 × 66,080,887.62
  4. Step 4: Simplify right side
    121,084,637.46x = 11,041,750,755,884,406
  5. Step 5: Solve for x
    x = 11,041,750,755,884,406/121,084,637.46
  6. Step 6: Final answer
    x = 91,190,352.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.