Home / 343,389,716.20-514,907,627.10-127,868,026.60

Finding the Fourth Proportional to 343,389,716.20, 514,907,627.10 and 127,868,026.60

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Solution

The fourth proportional to 343,389,716.20, 514,907,627.10 and 127,868,026.60 is: 191,736,150.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,389,716.20 : 514,907,627.10 = 127,868,026.60 : x
  2. Step 2: Convert to fraction form
    343,389,716.20/514,907,627.10 = 127,868,026.60/x
  3. Step 3: Cross multiply
    343,389,716.20x = 514,907,627.10 × 127,868,026.60
  4. Step 4: Simplify right side
    343,389,716.20x = 65,840,222,158,565,680
  5. Step 5: Solve for x
    x = 65,840,222,158,565,680/343,389,716.20
  6. Step 6: Final answer
    x = 191,736,150.07

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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.