Home / 1,941,696,711.40-2,912,545,067.10-649,232,199.40

Finding the Fourth Proportional to 1,941,696,711.40, 2,912,545,067.10 and 649,232,199.40

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Solution

The fourth proportional to 1,941,696,711.40, 2,912,545,067.10 and 649,232,199.40 is: 973,848,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,696,711.40 : 2,912,545,067.10 = 649,232,199.40 : x
  2. Step 2: Convert to fraction form
    1,941,696,711.40/2,912,545,067.10 = 649,232,199.40/x
  3. Step 3: Cross multiply
    1,941,696,711.40x = 2,912,545,067.10 × 649,232,199.40
  4. Step 4: Simplify right side
    1,941,696,711.40x = 1,890,918,039,764,953,344
  5. Step 5: Solve for x
    x = 1,890,918,039,764,953,344/1,941,696,711.40
  6. Step 6: Final answer
    x = 973,848,299.10

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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.