Home / 1,997,889,426.60-2,996,834,139.90-848,882,783.40

Finding the Fourth Proportional to 1,997,889,426.60, 2,996,834,139.90 and 848,882,783.40

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Solution

The fourth proportional to 1,997,889,426.60, 2,996,834,139.90 and 848,882,783.40 is: 1,273,324,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,889,426.60 : 2,996,834,139.90 = 848,882,783.40 : x
  2. Step 2: Convert to fraction form
    1,997,889,426.60/2,996,834,139.90 = 848,882,783.40/x
  3. Step 3: Cross multiply
    1,997,889,426.60x = 2,996,834,139.90 × 848,882,783.40
  4. Step 4: Simplify right side
    1,997,889,426.60x = 2,543,960,906,066,457,088
  5. Step 5: Solve for x
    x = 2,543,960,906,066,457,088/1,997,889,426.60
  6. Step 6: Final answer
    x = 1,273,324,175.10

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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.