Home / 2,621,428,512.60-3,933,654,423.30-986,826,221.40

Finding the Fourth Proportional to 2,621,428,512.60, 3,933,654,423.30 and 986,826,221.40

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Solution

The fourth proportional to 2,621,428,512.60, 3,933,654,423.30 and 986,826,221.40 is: 1,480,808,388.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,428,512.60 : 3,933,654,423.30 = 986,826,221.40 : x
  2. Step 2: Convert to fraction form
    2,621,428,512.60/3,933,654,423.30 = 986,826,221.40/x
  3. Step 3: Cross multiply
    2,621,428,512.60x = 3,933,654,423.30 × 986,826,221.40
  4. Step 4: Simplify right side
    2,621,428,512.60x = 3,881,833,330,838,535,168
  5. Step 5: Solve for x
    x = 3,881,833,330,838,535,168/2,621,428,512.60
  6. Step 6: Final answer
    x = 1,480,808,388.32

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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.