Home / 2,079,653,410.60-3,118,724,288.70-699,512,943.40

Finding the Fourth Proportional to 2,079,653,410.60, 3,118,724,288.70 and 699,512,943.40

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Solution

The fourth proportional to 2,079,653,410.60, 3,118,724,288.70 and 699,512,943.40 is: 1,049,015,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,653,410.60 : 3,118,724,288.70 = 699,512,943.40 : x
  2. Step 2: Convert to fraction form
    2,079,653,410.60/3,118,724,288.70 = 699,512,943.40/x
  3. Step 3: Cross multiply
    2,079,653,410.60x = 3,118,724,288.70 × 699,512,943.40
  4. Step 4: Simplify right side
    2,079,653,410.60x = 2,181,588,006,841,608,192
  5. Step 5: Solve for x
    x = 2,181,588,006,841,608,192/2,079,653,410.60
  6. Step 6: Final answer
    x = 1,049,015,184.80

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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.