Home / 290,439,728.13-400,806,833.00-160,059,536.13

Finding the Fourth Proportional to 290,439,728.13, 400,806,833.00 and 160,059,536.13

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Solution

The fourth proportional to 290,439,728.13, 400,806,833.00 and 160,059,536.13 is: 220,882,164.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,439,728.13 : 400,806,833.00 = 160,059,536.13 : x
  2. Step 2: Convert to fraction form
    290,439,728.13/400,806,833.00 = 160,059,536.13/x
  3. Step 3: Cross multiply
    290,439,728.13x = 400,806,833.00 × 160,059,536.13
  4. Step 4: Simplify right side
    290,439,728.13x = 64,152,955,766,914,080
  5. Step 5: Solve for x
    x = 64,152,955,766,914,080/290,439,728.13
  6. Step 6: Final answer
    x = 220,882,164.36

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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.