Home / 2,988,049,280.32-4,483,625,105.40-1,218,718,066.96

Finding the Fourth Proportional to 2,988,049,280.32, 4,483,625,105.40 and 1,218,718,066.96

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Solution

The fourth proportional to 2,988,049,280.32, 4,483,625,105.40 and 1,218,718,066.96 is: 1,828,709,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,049,280.32 : 4,483,625,105.40 = 1,218,718,066.96 : x
  2. Step 2: Convert to fraction form
    2,988,049,280.32/4,483,625,105.40 = 1,218,718,066.96/x
  3. Step 3: Cross multiply
    2,988,049,280.32x = 4,483,625,105.40 × 1,218,718,066.96
  4. Step 4: Simplify right side
    2,988,049,280.32x = 5,464,274,921,426,413,568
  5. Step 5: Solve for x
    x = 5,464,274,921,426,413,568/2,988,049,280.32
  6. Step 6: Final answer
    x = 1,828,709,773.10

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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.