Home / 92,286,164.20-138,429,246.30-77,281,594.60

Finding the Fourth Proportional to 92,286,164.20, 138,429,246.30 and 77,281,594.60

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Solution

The fourth proportional to 92,286,164.20, 138,429,246.30 and 77,281,594.60 is: 115,922,391.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,286,164.20 : 138,429,246.30 = 77,281,594.60 : x
  2. Step 2: Convert to fraction form
    92,286,164.20/138,429,246.30 = 77,281,594.60/x
  3. Step 3: Cross multiply
    92,286,164.20x = 138,429,246.30 × 77,281,594.60
  4. Step 4: Simplify right side
    92,286,164.20x = 10,698,032,893,340,150
  5. Step 5: Solve for x
    x = 10,698,032,893,340,150/92,286,164.20
  6. Step 6: Final answer
    x = 115,922,391.90

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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.