Home / 2,214,342,947.70-3,321,992,718.45-661,791,210.30

Finding the Fourth Proportional to 2,214,342,947.70, 3,321,992,718.45 and 661,791,210.30

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Solution

The fourth proportional to 2,214,342,947.70, 3,321,992,718.45 and 661,791,210.30 is: 992,829,762.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,342,947.70 : 3,321,992,718.45 = 661,791,210.30 : x
  2. Step 2: Convert to fraction form
    2,214,342,947.70/3,321,992,718.45 = 661,791,210.30/x
  3. Step 3: Cross multiply
    2,214,342,947.70x = 3,321,992,718.45 × 661,791,210.30
  4. Step 4: Simplify right side
    2,214,342,947.70x = 2,198,465,581,750,812,416
  5. Step 5: Solve for x
    x = 2,198,465,581,750,812,416/2,214,342,947.70
  6. Step 6: Final answer
    x = 992,829,762.00

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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.