Home / 122,926,643.40-184,389,965.10-61,704,640.20

Finding the Fourth Proportional to 122,926,643.40, 184,389,965.10 and 61,704,640.20

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Solution

The fourth proportional to 122,926,643.40, 184,389,965.10 and 61,704,640.20 is: 92,556,960.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,926,643.40 : 184,389,965.10 = 61,704,640.20 : x
  2. Step 2: Convert to fraction form
    122,926,643.40/184,389,965.10 = 61,704,640.20/x
  3. Step 3: Cross multiply
    122,926,643.40x = 184,389,965.10 × 61,704,640.20
  4. Step 4: Simplify right side
    122,926,643.40x = 11,377,716,452,986,058
  5. Step 5: Solve for x
    x = 11,377,716,452,986,058/122,926,643.40
  6. Step 6: Final answer
    x = 92,556,960.30

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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.