Home / 2,169,282,581.65-2,990,583,844.91-1,454,945,787.77

Finding the Fourth Proportional to 2,169,282,581.65, 2,990,583,844.91 and 1,454,945,787.77

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Solution

The fourth proportional to 2,169,282,581.65, 2,990,583,844.91 and 1,454,945,787.77 is: 2,005,795,558.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,282,581.65 : 2,990,583,844.91 = 1,454,945,787.77 : x
  2. Step 2: Convert to fraction form
    2,169,282,581.65/2,990,583,844.91 = 1,454,945,787.77/x
  3. Step 3: Cross multiply
    2,169,282,581.65x = 2,990,583,844.91 × 1,454,945,787.77
  4. Step 4: Simplify right side
    2,169,282,581.65x = 4,351,137,368,125,017,600
  5. Step 5: Solve for x
    x = 4,351,137,368,125,017,600/2,169,282,581.65
  6. Step 6: Final answer
    x = 2,005,795,558.83

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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.