Home / 95,109,342.72-131,291,071.20-64,211,363.52

Finding the Fourth Proportional to 95,109,342.72, 131,291,071.20 and 64,211,363.52

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Solution

The fourth proportional to 95,109,342.72, 131,291,071.20 and 64,211,363.52 is: 88,638,807.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,109,342.72 : 131,291,071.20 = 64,211,363.52 : x
  2. Step 2: Convert to fraction form
    95,109,342.72/131,291,071.20 = 64,211,363.52/x
  3. Step 3: Cross multiply
    95,109,342.72x = 131,291,071.20 × 64,211,363.52
  4. Step 4: Simplify right side
    95,109,342.72x = 8,430,378,699,753,403
  5. Step 5: Solve for x
    x = 8,430,378,699,753,403/95,109,342.72
  6. Step 6: Final answer
    x = 88,638,807.28

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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.