Home / 77,278,316.60-115,917,474.90-41,446,508.60

Finding the Fourth Proportional to 77,278,316.60, 115,917,474.90 and 41,446,508.60

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Solution

The fourth proportional to 77,278,316.60, 115,917,474.90 and 41,446,508.60 is: 62,169,762.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,278,316.60 : 115,917,474.90 = 41,446,508.60 : x
  2. Step 2: Convert to fraction form
    77,278,316.60/115,917,474.90 = 41,446,508.60/x
  3. Step 3: Cross multiply
    77,278,316.60x = 115,917,474.90 × 41,446,508.60
  4. Step 4: Simplify right side
    77,278,316.60x = 4,804,374,620,333,135
  5. Step 5: Solve for x
    x = 4,804,374,620,333,135/77,278,316.60
  6. Step 6: Final answer
    x = 62,169,762.90

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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.