Home / 1,398,815,983.94-1,930,535,334.50-796,133,148.84

Finding the Fourth Proportional to 1,398,815,983.94, 1,930,535,334.50 and 796,133,148.84

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Solution

The fourth proportional to 1,398,815,983.94, 1,930,535,334.50 and 796,133,148.84 is: 1,098,760,088.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,815,983.94 : 1,930,535,334.50 = 796,133,148.84 : x
  2. Step 2: Convert to fraction form
    1,398,815,983.94/1,930,535,334.50 = 796,133,148.84/x
  3. Step 3: Cross multiply
    1,398,815,983.94x = 1,930,535,334.50 × 796,133,148.84
  4. Step 4: Simplify right side
    1,398,815,983.94x = 1,536,963,174,798,386,944
  5. Step 5: Solve for x
    x = 1,536,963,174,798,386,944/1,398,815,983.94
  6. Step 6: Final answer
    x = 1,098,760,088.85

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.