Home / 122,784,942.80-184,203,002.10-40,929,250.70

Finding the Fourth Proportional to 122,784,942.80, 184,203,002.10 and 40,929,250.70

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Solution

The fourth proportional to 122,784,942.80, 184,203,002.10 and 40,929,250.70 is: 61,402,405.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,784,942.80 : 184,203,002.10 = 40,929,250.70 : x
  2. Step 2: Convert to fraction form
    122,784,942.80/184,203,002.10 = 40,929,250.70/x
  3. Step 3: Cross multiply
    122,784,942.80x = 184,203,002.10 × 40,929,250.70
  4. Step 4: Simplify right side
    122,784,942.80x = 7,539,290,852,643,527
  5. Step 5: Solve for x
    x = 7,539,290,852,643,527/122,784,942.80
  6. Step 6: Final answer
    x = 61,402,405.55

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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.