Home / 92,347,076.40-138,429,246.60-43,739,494.80

Finding the Fourth Proportional to 92,347,076.40, 138,429,246.60 and 43,739,494.80

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Solution

The fourth proportional to 92,347,076.40, 138,429,246.60 and 43,739,494.80 is: 65,565,966.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,347,076.40 : 138,429,246.60 = 43,739,494.80 : x
  2. Step 2: Convert to fraction form
    92,347,076.40/138,429,246.60 = 43,739,494.80/x
  3. Step 3: Cross multiply
    92,347,076.40x = 138,429,246.60 × 43,739,494.80
  4. Step 4: Simplify right side
    92,347,076.40x = 6,054,825,311,828,617
  5. Step 5: Solve for x
    x = 6,054,825,311,828,617/92,347,076.40
  6. Step 6: Final answer
    x = 65,565,966.44

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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.