Home / 2,071,509,568.45-3,109,228,808.34-1,282,175,555.71

Finding the Fourth Proportional to 2,071,509,568.45, 3,109,228,808.34 and 1,282,175,555.71

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Solution

The fourth proportional to 2,071,509,568.45, 3,109,228,808.34 and 1,282,175,555.71 is: 1,924,479,247.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,509,568.45 : 3,109,228,808.34 = 1,282,175,555.71 : x
  2. Step 2: Convert to fraction form
    2,071,509,568.45/3,109,228,808.34 = 1,282,175,555.71/x
  3. Step 3: Cross multiply
    2,071,509,568.45x = 3,109,228,808.34 × 1,282,175,555.71
  4. Step 4: Simplify right side
    2,071,509,568.45x = 3,986,577,175,162,881,024
  5. Step 5: Solve for x
    x = 3,986,577,175,162,881,024/2,071,509,568.45
  6. Step 6: Final answer
    x = 1,924,479,247.35

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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.