Home / 502,522,980-753,784,745.40-229,702,428.24

Finding the Fourth Proportional to 502,522,980, 753,784,745.40 and 229,702,428.24

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Solution

The fourth proportional to 502,522,980, 753,784,745.40 and 229,702,428.24 is: 344,553,768.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,522,980 : 753,784,745.40 = 229,702,428.24 : x
  2. Step 2: Convert to fraction form
    502,522,980/753,784,745.40 = 229,702,428.24/x
  3. Step 3: Cross multiply
    502,522,980x = 753,784,745.40 × 229,702,428.24
  4. Step 4: Simplify right side
    502,522,980x = 173,146,186,388,650,176
  5. Step 5: Solve for x
    x = 173,146,186,388,650,176/502,522,980
  6. Step 6: Final answer
    x = 344,553,768.24

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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.