Home / 125,692,353.32-173,429,451.86-73,471,287.60

Finding the Fourth Proportional to 125,692,353.32, 173,429,451.86 and 73,471,287.60

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Solution

The fourth proportional to 125,692,353.32, 173,429,451.86 and 73,471,287.60 is: 101,375,181.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,692,353.32 : 173,429,451.86 = 73,471,287.60 : x
  2. Step 2: Convert to fraction form
    125,692,353.32/173,429,451.86 = 73,471,287.60/x
  3. Step 3: Cross multiply
    125,692,353.32x = 173,429,451.86 × 73,471,287.60
  4. Step 4: Simplify right side
    125,692,353.32x = 12,742,085,135,549,056
  5. Step 5: Solve for x
    x = 12,742,085,135,549,056/125,692,353.32
  6. Step 6: Final answer
    x = 101,375,181.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.