Home / 122,660,261.20-184,246,270.80-103,528,385.20

Finding the Fourth Proportional to 122,660,261.20, 184,246,270.80 and 103,528,385.20

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Solution

The fourth proportional to 122,660,261.20, 184,246,270.80 and 103,528,385.20 is: 155,508,546.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,660,261.20 : 184,246,270.80 = 103,528,385.20 : x
  2. Step 2: Convert to fraction form
    122,660,261.20/184,246,270.80 = 103,528,385.20/x
  3. Step 3: Cross multiply
    122,660,261.20x = 184,246,270.80 × 103,528,385.20
  4. Step 4: Simplify right side
    122,660,261.20x = 19,074,718,895,045,912
  5. Step 5: Solve for x
    x = 19,074,718,895,045,912/122,660,261.20
  6. Step 6: Final answer
    x = 155,508,546.19

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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.