Home / 555,965,443.91-834,019,024.67-211,017,719.63

Finding the Fourth Proportional to 555,965,443.91, 834,019,024.67 and 211,017,719.63

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Solution

The fourth proportional to 555,965,443.91, 834,019,024.67 and 211,017,719.63 is: 316,553,474.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,965,443.91 : 834,019,024.67 = 211,017,719.63 : x
  2. Step 2: Convert to fraction form
    555,965,443.91/834,019,024.67 = 211,017,719.63/x
  3. Step 3: Cross multiply
    555,965,443.91x = 834,019,024.67 × 211,017,719.63
  4. Step 4: Simplify right side
    555,965,443.91x = 175,992,792,715,721,408
  5. Step 5: Solve for x
    x = 175,992,792,715,721,408/555,965,443.91
  6. Step 6: Final answer
    x = 316,553,474.04

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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.