Home / 1,896,007,517.70-2,844,011,276.55-669,299,972.10

Finding the Fourth Proportional to 1,896,007,517.70, 2,844,011,276.55 and 669,299,972.10

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Solution

The fourth proportional to 1,896,007,517.70, 2,844,011,276.55 and 669,299,972.10 is: 1,003,949,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,007,517.70 : 2,844,011,276.55 = 669,299,972.10 : x
  2. Step 2: Convert to fraction form
    1,896,007,517.70/2,844,011,276.55 = 669,299,972.10/x
  3. Step 3: Cross multiply
    1,896,007,517.70x = 2,844,011,276.55 × 669,299,972.10
  4. Step 4: Simplify right side
    1,896,007,517.70x = 1,903,496,668,047,000,576
  5. Step 5: Solve for x
    x = 1,903,496,668,047,000,576/1,896,007,517.70
  6. Step 6: Final answer
    x = 1,003,949,958.15

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Double scale
Find fourth proportional to 1,896,007,518.70, 2,844,011,278.05 and 669,299,973.10
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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.