Home / 155,116,255.67-214,053,991.63-84,550,314.14

Finding the Fourth Proportional to 155,116,255.67, 214,053,991.63 and 84,550,314.14

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Solution

The fourth proportional to 155,116,255.67, 214,053,991.63 and 84,550,314.14 is: 116,675,922.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,116,255.67 : 214,053,991.63 = 84,550,314.14 : x
  2. Step 2: Convert to fraction form
    155,116,255.67/214,053,991.63 = 84,550,314.14/x
  3. Step 3: Cross multiply
    155,116,255.67x = 214,053,991.63 × 84,550,314.14
  4. Step 4: Simplify right side
    155,116,255.67x = 18,098,332,235,237,432
  5. Step 5: Solve for x
    x = 18,098,332,235,237,432/155,116,255.67
  6. Step 6: Final answer
    x = 116,675,922.57

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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.