Home / 286,462,132.96-429,387,272.82-163,375,414.72

Finding the Fourth Proportional to 286,462,132.96, 429,387,272.82 and 163,375,414.72

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Solution

The fourth proportional to 286,462,132.96, 429,387,272.82 and 163,375,414.72 is: 244,888,645.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,462,132.96 : 429,387,272.82 = 163,375,414.72 : x
  2. Step 2: Convert to fraction form
    286,462,132.96/429,387,272.82 = 163,375,414.72/x
  3. Step 3: Cross multiply
    286,462,132.96x = 429,387,272.82 × 163,375,414.72
  4. Step 4: Simplify right side
    286,462,132.96x = 70,151,323,772,457,280
  5. Step 5: Solve for x
    x = 70,151,323,772,457,280/286,462,132.96
  6. Step 6: Final answer
    x = 244,888,645.66

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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.