Home / 2,648,759,359.80-3,973,006,964.10-990,544,735.16

Finding the Fourth Proportional to 2,648,759,359.80, 3,973,006,964.10 and 990,544,735.16

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Solution

The fourth proportional to 2,648,759,359.80, 3,973,006,964.10 and 990,544,735.16 is: 1,485,767,711.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,759,359.80 : 3,973,006,964.10 = 990,544,735.16 : x
  2. Step 2: Convert to fraction form
    2,648,759,359.80/3,973,006,964.10 = 990,544,735.16/x
  3. Step 3: Cross multiply
    2,648,759,359.80x = 3,973,006,964.10 × 990,544,735.16
  4. Step 4: Simplify right side
    2,648,759,359.80x = 3,935,441,131,043,270,144
  5. Step 5: Solve for x
    x = 3,935,441,131,043,270,144/2,648,759,359.80
  6. Step 6: Final answer
    x = 1,485,767,711.02

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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.