Home / 206,121,349.77-284,448,052.67-118,016,698.83

Finding the Fourth Proportional to 206,121,349.77, 284,448,052.67 and 118,016,698.83

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Solution

The fourth proportional to 206,121,349.77, 284,448,052.67 and 118,016,698.83 is: 162,863,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,121,349.77 : 284,448,052.67 = 118,016,698.83 : x
  2. Step 2: Convert to fraction form
    206,121,349.77/284,448,052.67 = 118,016,698.83/x
  3. Step 3: Cross multiply
    206,121,349.77x = 284,448,052.67 × 118,016,698.83
  4. Step 4: Simplify right side
    206,121,349.77x = 33,569,620,164,145,284
  5. Step 5: Solve for x
    x = 33,569,620,164,145,284/206,121,349.77
  6. Step 6: Final answer
    x = 162,863,382.19

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Double scale
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1.5x scale

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.