Home / 401,406,585.48-601,397,155.17-167,722,867.44

Finding the Fourth Proportional to 401,406,585.48, 601,397,155.17 and 167,722,867.44

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Solution

The fourth proportional to 401,406,585.48, 601,397,155.17 and 167,722,867.44 is: 251,286,498.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,406,585.48 : 601,397,155.17 = 167,722,867.44 : x
  2. Step 2: Convert to fraction form
    401,406,585.48/601,397,155.17 = 167,722,867.44/x
  3. Step 3: Cross multiply
    401,406,585.48x = 601,397,155.17 × 167,722,867.44
  4. Step 4: Simplify right side
    401,406,585.48x = 100,868,055,335,371,008
  5. Step 5: Solve for x
    x = 100,868,055,335,371,008/401,406,585.48
  6. Step 6: Final answer
    x = 251,286,498.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.