Home / 2,309,485,817.80-3,464,228,726.70-1,388,888,288.20

Finding the Fourth Proportional to 2,309,485,817.80, 3,464,228,726.70 and 1,388,888,288.20

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Solution

The fourth proportional to 2,309,485,817.80, 3,464,228,726.70 and 1,388,888,288.20 is: 2,083,332,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,485,817.80 : 3,464,228,726.70 = 1,388,888,288.20 : x
  2. Step 2: Convert to fraction form
    2,309,485,817.80/3,464,228,726.70 = 1,388,888,288.20/x
  3. Step 3: Cross multiply
    2,309,485,817.80x = 3,464,228,726.70 × 1,388,888,288.20
  4. Step 4: Simplify right side
    2,309,485,817.80x = 4,811,426,706,159,628,288
  5. Step 5: Solve for x
    x = 4,811,426,706,159,628,288/2,309,485,817.80
  6. Step 6: Final answer
    x = 2,083,332,432.30

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Double scale
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1.5x scale

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.