Home / 643,344,822.27-964,857,801.11-183,286,977.39

Finding the Fourth Proportional to 643,344,822.27, 964,857,801.11 and 183,286,977.39

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Solution

The fourth proportional to 643,344,822.27, 964,857,801.11 and 183,286,977.39 is: 274,885,044.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,344,822.27 : 964,857,801.11 = 183,286,977.39 : x
  2. Step 2: Convert to fraction form
    643,344,822.27/964,857,801.11 = 183,286,977.39/x
  3. Step 3: Cross multiply
    643,344,822.27x = 964,857,801.11 × 183,286,977.39
  4. Step 4: Simplify right side
    643,344,822.27x = 176,845,869,975,697,248
  5. Step 5: Solve for x
    x = 176,845,869,975,697,248/643,344,822.27
  6. Step 6: Final answer
    x = 274,885,044.31

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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.