Home / 2,648,759,348.80-3,973,006,947.60-990,544,724.16

Finding the Fourth Proportional to 2,648,759,348.80, 3,973,006,947.60 and 990,544,724.16

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Solution

The fourth proportional to 2,648,759,348.80, 3,973,006,947.60 and 990,544,724.16 is: 1,485,767,694.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,759,348.80 : 3,973,006,947.60 = 990,544,724.16 : x
  2. Step 2: Convert to fraction form
    2,648,759,348.80/3,973,006,947.60 = 990,544,724.16/x
  3. Step 3: Cross multiply
    2,648,759,348.80x = 3,973,006,947.60 × 990,544,724.16
  4. Step 4: Simplify right side
    2,648,759,348.80x = 3,935,441,070,996,205,568
  5. Step 5: Solve for x
    x = 3,935,441,070,996,205,568/2,648,759,348.80
  6. Step 6: Final answer
    x = 1,485,767,694.52

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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.