Home / 77,355,773.25-116,021,046.55-22,755,589.45

Finding the Fourth Proportional to 77,355,773.25, 116,021,046.55 and 22,755,589.45

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Solution

The fourth proportional to 77,355,773.25, 116,021,046.55 and 22,755,589.45 is: 34,129,673.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,355,773.25 : 116,021,046.55 = 22,755,589.45 : x
  2. Step 2: Convert to fraction form
    77,355,773.25/116,021,046.55 = 22,755,589.45/x
  3. Step 3: Cross multiply
    77,355,773.25x = 116,021,046.55 × 22,755,589.45
  4. Step 4: Simplify right side
    77,355,773.25x = 2,640,127,303,199,369
  5. Step 5: Solve for x
    x = 2,640,127,303,199,369/77,355,773.25
  6. Step 6: Final answer
    x = 34,129,673.75

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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.