Home / 2,657,225,523.20-3,986,972,025.60-1,276,329,228.80

Finding the Fourth Proportional to 2,657,225,523.20, 3,986,972,025.60 and 1,276,329,228.80

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Solution

The fourth proportional to 2,657,225,523.20, 3,986,972,025.60 and 1,276,329,228.80 is: 1,915,038,406.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,225,523.20 : 3,986,972,025.60 = 1,276,329,228.80 : x
  2. Step 2: Convert to fraction form
    2,657,225,523.20/3,986,972,025.60 = 1,276,329,228.80/x
  3. Step 3: Cross multiply
    2,657,225,523.20x = 3,986,972,025.60 × 1,276,329,228.80
  4. Step 4: Simplify right side
    2,657,225,523.20x = 5,088,688,930,681,221,120
  5. Step 5: Solve for x
    x = 5,088,688,930,681,221,120/2,657,225,523.20
  6. Step 6: Final answer
    x = 1,915,038,406.13

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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.