Home / 1,997,889,430.60-2,996,834,145.90-848,882,787.40

Finding the Fourth Proportional to 1,997,889,430.60, 2,996,834,145.90 and 848,882,787.40

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Solution

The fourth proportional to 1,997,889,430.60, 2,996,834,145.90 and 848,882,787.40 is: 1,273,324,181.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,889,430.60 : 2,996,834,145.90 = 848,882,787.40 : x
  2. Step 2: Convert to fraction form
    1,997,889,430.60/2,996,834,145.90 = 848,882,787.40/x
  3. Step 3: Cross multiply
    1,997,889,430.60x = 2,996,834,145.90 × 848,882,787.40
  4. Step 4: Simplify right side
    1,997,889,430.60x = 2,543,960,923,147,090,432
  5. Step 5: Solve for x
    x = 2,543,960,923,147,090,432/1,997,889,430.60
  6. Step 6: Final answer
    x = 1,273,324,181.10

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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.