Home / 665,960,731.61-999,285,538.57-483,234,709.19

Finding the Fourth Proportional to 665,960,731.61, 999,285,538.57 and 483,234,709.19

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Solution

The fourth proportional to 665,960,731.61, 999,285,538.57 and 483,234,709.19 is: 725,101,997.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,960,731.61 : 999,285,538.57 = 483,234,709.19 : x
  2. Step 2: Convert to fraction form
    665,960,731.61/999,285,538.57 = 483,234,709.19/x
  3. Step 3: Cross multiply
    665,960,731.61x = 999,285,538.57 × 483,234,709.19
  4. Step 4: Simplify right side
    665,960,731.61x = 482,889,456,622,441,984
  5. Step 5: Solve for x
    x = 482,889,456,622,441,984/665,960,731.61
  6. Step 6: Final answer
    x = 725,101,997.32

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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.