Home / 122,326,458.80-183,489,688.20-67,906,900.40

Finding the Fourth Proportional to 122,326,458.80, 183,489,688.20 and 67,906,900.40

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Solution

The fourth proportional to 122,326,458.80, 183,489,688.20 and 67,906,900.40 is: 101,860,350.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,326,458.80 : 183,489,688.20 = 67,906,900.40 : x
  2. Step 2: Convert to fraction form
    122,326,458.80/183,489,688.20 = 67,906,900.40/x
  3. Step 3: Cross multiply
    122,326,458.80x = 183,489,688.20 × 67,906,900.40
  4. Step 4: Simplify right side
    122,326,458.80x = 12,460,215,981,024,456
  5. Step 5: Solve for x
    x = 12,460,215,981,024,456/122,326,458.80
  6. Step 6: Final answer
    x = 101,860,350.60

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1.5x scale

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.