Home / 216,099,621.72-323,967,780.36-175,057,286.40

Finding the Fourth Proportional to 216,099,621.72, 323,967,780.36 and 175,057,286.40

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Solution

The fourth proportional to 216,099,621.72, 323,967,780.36 and 175,057,286.40 is: 262,438,777.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,099,621.72 : 323,967,780.36 = 175,057,286.40 : x
  2. Step 2: Convert to fraction form
    216,099,621.72/323,967,780.36 = 175,057,286.40/x
  3. Step 3: Cross multiply
    216,099,621.72x = 323,967,780.36 × 175,057,286.40
  4. Step 4: Simplify right side
    216,099,621.72x = 56,712,920,510,852,816
  5. Step 5: Solve for x
    x = 56,712,920,510,852,816/216,099,621.72
  6. Step 6: Final answer
    x = 262,438,777.35

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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.