Home / 217,386,956.01-299,995,303.91-118,268,414.43

Finding the Fourth Proportional to 217,386,956.01, 299,995,303.91 and 118,268,414.43

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Solution

The fourth proportional to 217,386,956.01, 299,995,303.91 and 118,268,414.43 is: 163,211,121.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,386,956.01 : 299,995,303.91 = 118,268,414.43 : x
  2. Step 2: Convert to fraction form
    217,386,956.01/299,995,303.91 = 118,268,414.43/x
  3. Step 3: Cross multiply
    217,386,956.01x = 299,995,303.91 × 118,268,414.43
  4. Step 4: Simplify right side
    217,386,956.01x = 35,479,968,929,290,336
  5. Step 5: Solve for x
    x = 35,479,968,929,290,336/217,386,956.01
  6. Step 6: Final answer
    x = 163,211,121.68

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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.