Home / 206,121,359.52-284,448,066.12-118,016,708.58

Finding the Fourth Proportional to 206,121,359.52, 284,448,066.12 and 118,016,708.58

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Solution

The fourth proportional to 206,121,359.52, 284,448,066.12 and 118,016,708.58 is: 162,863,395.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,121,359.52 : 284,448,066.12 = 118,016,708.58 : x
  2. Step 2: Convert to fraction form
    206,121,359.52/284,448,066.12 = 118,016,708.58/x
  3. Step 3: Cross multiply
    206,121,359.52x = 284,448,066.12 × 118,016,708.58
  4. Step 4: Simplify right side
    206,121,359.52x = 33,569,624,525,428,612
  5. Step 5: Solve for x
    x = 33,569,624,525,428,612/206,121,359.52
  6. Step 6: Final answer
    x = 162,863,395.64

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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.