Home / 643,344,264.52-964,856,964.44-183,286,419.64

Finding the Fourth Proportional to 643,344,264.52, 964,856,964.44 and 183,286,419.64

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Solution

The fourth proportional to 643,344,264.52, 964,856,964.44 and 183,286,419.64 is: 274,884,207.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,344,264.52 : 964,856,964.44 = 183,286,419.64 : x
  2. Step 2: Convert to fraction form
    643,344,264.52/964,856,964.44 = 183,286,419.64/x
  3. Step 3: Cross multiply
    643,344,264.52x = 964,856,964.44 × 183,286,419.64
  4. Step 4: Simplify right side
    643,344,264.52x = 176,845,178,476,009,952
  5. Step 5: Solve for x
    x = 176,845,178,476,009,952/643,344,264.52
  6. Step 6: Final answer
    x = 274,884,207.77

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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.