Home / 2,169,282,554.46-2,990,583,807.47-1,454,945,760.64

Finding the Fourth Proportional to 2,169,282,554.46, 2,990,583,807.47 and 1,454,945,760.64

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Solution

The fourth proportional to 2,169,282,554.46, 2,990,583,807.47 and 1,454,945,760.64 is: 2,005,795,521.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,282,554.46 : 2,990,583,807.47 = 1,454,945,760.64 : x
  2. Step 2: Convert to fraction form
    2,169,282,554.46/2,990,583,807.47 = 1,454,945,760.64/x
  3. Step 3: Cross multiply
    2,169,282,554.46x = 2,990,583,807.47 × 1,454,945,760.64
  4. Step 4: Simplify right side
    2,169,282,554.46x = 4,351,137,232,514,446,848
  5. Step 5: Solve for x
    x = 4,351,137,232,514,446,848/2,169,282,554.46
  6. Step 6: Final answer
    x = 2,005,795,521.46

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Double scale
Find fourth proportional to 2,169,282,555.46, 2,990,583,808.84 and 1,454,945,761.64
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1.5x scale

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.