Home / 665,960,731.48-999,285,538.38-483,234,709.06

Finding the Fourth Proportional to 665,960,731.48, 999,285,538.38 and 483,234,709.06

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Solution

The fourth proportional to 665,960,731.48, 999,285,538.38 and 483,234,709.06 is: 725,101,997.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,960,731.48 : 999,285,538.38 = 483,234,709.06 : x
  2. Step 2: Convert to fraction form
    665,960,731.48/999,285,538.38 = 483,234,709.06/x
  3. Step 3: Cross multiply
    665,960,731.48x = 999,285,538.38 × 483,234,709.06
  4. Step 4: Simplify right side
    665,960,731.48x = 482,889,456,406,924,736
  5. Step 5: Solve for x
    x = 482,889,456,406,924,736/665,960,731.48
  6. Step 6: Final answer
    x = 725,101,997.13

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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.