Home / 95,109,322.72-131,291,043.60-64,211,343.52

Finding the Fourth Proportional to 95,109,322.72, 131,291,043.60 and 64,211,343.52

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Solution

The fourth proportional to 95,109,322.72, 131,291,043.60 and 64,211,343.52 is: 88,638,779.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,109,322.72 : 131,291,043.60 = 64,211,343.52 : x
  2. Step 2: Convert to fraction form
    95,109,322.72/131,291,043.60 = 64,211,343.52/x
  3. Step 3: Cross multiply
    95,109,322.72x = 131,291,043.60 × 64,211,343.52
  4. Step 4: Simplify right side
    95,109,322.72x = 8,430,374,301,698,898
  5. Step 5: Solve for x
    x = 8,430,374,301,698,898/95,109,322.72
  6. Step 6: Final answer
    x = 88,638,779.68

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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.