Home / 92,317,355.40-138,488,474.70-31,751,646.60

Finding the Fourth Proportional to 92,317,355.40, 138,488,474.70 and 31,751,646.60

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Solution

The fourth proportional to 92,317,355.40, 138,488,474.70 and 31,751,646.60 is: 47,631,749.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,317,355.40 : 138,488,474.70 = 31,751,646.60 : x
  2. Step 2: Convert to fraction form
    92,317,355.40/138,488,474.70 = 31,751,646.60/x
  3. Step 3: Cross multiply
    92,317,355.40x = 138,488,474.70 × 31,751,646.60
  4. Step 4: Simplify right side
    92,317,355.40x = 4,397,237,106,847,441
  5. Step 5: Solve for x
    x = 4,397,237,106,847,441/92,317,355.40
  6. Step 6: Final answer
    x = 47,631,749.07

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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.