Home / 1,772,928,000.30-2,659,392,000.45-1,192,452,710.70

Finding the Fourth Proportional to 1,772,928,000.30, 2,659,392,000.45 and 1,192,452,710.70

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Solution

The fourth proportional to 1,772,928,000.30, 2,659,392,000.45 and 1,192,452,710.70 is: 1,788,679,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,928,000.30 : 2,659,392,000.45 = 1,192,452,710.70 : x
  2. Step 2: Convert to fraction form
    1,772,928,000.30/2,659,392,000.45 = 1,192,452,710.70/x
  3. Step 3: Cross multiply
    1,772,928,000.30x = 2,659,392,000.45 × 1,192,452,710.70
  4. Step 4: Simplify right side
    1,772,928,000.30x = 3,171,199,199,750,497,792
  5. Step 5: Solve for x
    x = 3,171,199,199,750,497,792/1,772,928,000.30
  6. Step 6: Final answer
    x = 1,788,679,066.05

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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.