Home / 286,689,882.30-429,762,386.97-182,767,374.78

Finding the Fourth Proportional to 286,689,882.30, 429,762,386.97 and 182,767,374.78

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Solution

The fourth proportional to 286,689,882.30, 429,762,386.97 and 182,767,374.78 is: 273,977,381.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,689,882.30 : 429,762,386.97 = 182,767,374.78 : x
  2. Step 2: Convert to fraction form
    286,689,882.30/429,762,386.97 = 182,767,374.78/x
  3. Step 3: Cross multiply
    286,689,882.30x = 429,762,386.97 × 182,767,374.78
  4. Step 4: Simplify right side
    286,689,882.30x = 78,546,543,245,693,392
  5. Step 5: Solve for x
    x = 78,546,543,245,693,392/286,689,882.30
  6. Step 6: Final answer
    x = 273,977,381.47

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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.