Home / 1,819,293,810.40-2,728,940,715.60-1,625,424,133.60

Finding the Fourth Proportional to 1,819,293,810.40, 2,728,940,715.60 and 1,625,424,133.60

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Solution

The fourth proportional to 1,819,293,810.40, 2,728,940,715.60 and 1,625,424,133.60 is: 2,438,136,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,293,810.40 : 2,728,940,715.60 = 1,625,424,133.60 : x
  2. Step 2: Convert to fraction form
    1,819,293,810.40/2,728,940,715.60 = 1,625,424,133.60/x
  3. Step 3: Cross multiply
    1,819,293,810.40x = 2,728,940,715.60 × 1,625,424,133.60
  4. Step 4: Simplify right side
    1,819,293,810.40x = 4,435,686,098,299,893,760
  5. Step 5: Solve for x
    x = 4,435,686,098,299,893,760/1,819,293,810.40
  6. Step 6: Final answer
    x = 2,438,136,200.40

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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.