Home / 1,208,016,099.51-1,812,026,251.19-379,033,360.42

Finding the Fourth Proportional to 1,208,016,099.51, 1,812,026,251.19 and 379,033,360.42

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Solution

The fourth proportional to 1,208,016,099.51, 1,812,026,251.19 and 379,033,360.42 is: 568,550,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,016,099.51 : 1,812,026,251.19 = 379,033,360.42 : x
  2. Step 2: Convert to fraction form
    1,208,016,099.51/1,812,026,251.19 = 379,033,360.42/x
  3. Step 3: Cross multiply
    1,208,016,099.51x = 1,812,026,251.19 × 379,033,360.42
  4. Step 4: Simplify right side
    1,208,016,099.51x = 686,818,399,157,800,832
  5. Step 5: Solve for x
    x = 686,818,399,157,800,832/1,208,016,099.51
  6. Step 6: Final answer
    x = 568,550,700.14

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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.