Home / 1,345,298,506.80-2,017,947,760.20-996,620,066.70

Finding the Fourth Proportional to 1,345,298,506.80, 2,017,947,760.20 and 996,620,066.70

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Solution

The fourth proportional to 1,345,298,506.80, 2,017,947,760.20 and 996,620,066.70 is: 1,494,930,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,298,506.80 : 2,017,947,760.20 = 996,620,066.70 : x
  2. Step 2: Convert to fraction form
    1,345,298,506.80/2,017,947,760.20 = 996,620,066.70/x
  3. Step 3: Cross multiply
    1,345,298,506.80x = 2,017,947,760.20 × 996,620,066.70
  4. Step 4: Simplify right side
    1,345,298,506.80x = 2,011,127,231,367,639,808
  5. Step 5: Solve for x
    x = 2,011,127,231,367,639,808/1,345,298,506.80
  6. Step 6: Final answer
    x = 1,494,930,100.05

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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.