Home / 271,936,439.15-375,260,551.40-154,461,403.67

Finding the Fourth Proportional to 271,936,439.15, 375,260,551.40 and 154,461,403.67

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Solution

The fourth proportional to 271,936,439.15, 375,260,551.40 and 154,461,403.67 is: 213,150,071.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,936,439.15 : 375,260,551.40 = 154,461,403.67 : x
  2. Step 2: Convert to fraction form
    271,936,439.15/375,260,551.40 = 154,461,403.67/x
  3. Step 3: Cross multiply
    271,936,439.15x = 375,260,551.40 × 154,461,403.67
  4. Step 4: Simplify right side
    271,936,439.15x = 57,963,271,510,449,872
  5. Step 5: Solve for x
    x = 57,963,271,510,449,872/271,936,439.15
  6. Step 6: Final answer
    x = 213,150,071.73

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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.