Home / 161,174,286.04-222,418,387.02-89,646,685.24

Finding the Fourth Proportional to 161,174,286.04, 222,418,387.02 and 89,646,685.24

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Solution

The fourth proportional to 161,174,286.04, 222,418,387.02 and 89,646,685.24 is: 123,711,242.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,174,286.04 : 222,418,387.02 = 89,646,685.24 : x
  2. Step 2: Convert to fraction form
    161,174,286.04/222,418,387.02 = 89,646,685.24/x
  3. Step 3: Cross multiply
    161,174,286.04x = 222,418,387.02 × 89,646,685.24
  4. Step 4: Simplify right side
    161,174,286.04x = 19,939,071,132,770,440
  5. Step 5: Solve for x
    x = 19,939,071,132,770,440/161,174,286.04
  6. Step 6: Final answer
    x = 123,711,242.18

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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.