Home / 165,961,712.06-229,057,142.42-98,984,964.02

Finding the Fourth Proportional to 165,961,712.06, 229,057,142.42 and 98,984,964.02

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Solution

The fourth proportional to 165,961,712.06, 229,057,142.42 and 98,984,964.02 is: 136,617,131.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,961,712.06 : 229,057,142.42 = 98,984,964.02 : x
  2. Step 2: Convert to fraction form
    165,961,712.06/229,057,142.42 = 98,984,964.02/x
  3. Step 3: Cross multiply
    165,961,712.06x = 229,057,142.42 × 98,984,964.02
  4. Step 4: Simplify right side
    165,961,712.06x = 22,673,213,000,967,712
  5. Step 5: Solve for x
    x = 22,673,213,000,967,712/165,961,712.06
  6. Step 6: Final answer
    x = 136,617,131.26

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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.