Home / 564,260,024.24-778,608,321.72-313,330,299.44

Finding the Fourth Proportional to 564,260,024.24, 778,608,321.72 and 313,330,299.44

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Solution

The fourth proportional to 564,260,024.24, 778,608,321.72 and 313,330,299.44 is: 432,356,658.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,260,024.24 : 778,608,321.72 = 313,330,299.44 : x
  2. Step 2: Convert to fraction form
    564,260,024.24/778,608,321.72 = 313,330,299.44/x
  3. Step 3: Cross multiply
    564,260,024.24x = 778,608,321.72 × 313,330,299.44
  4. Step 4: Simplify right side
    564,260,024.24x = 243,961,578,591,003,456
  5. Step 5: Solve for x
    x = 243,961,578,591,003,456/564,260,024.24
  6. Step 6: Final answer
    x = 432,356,658.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.