Home / 528,022,523.30-792,789,612.15-298,440,011.30

Finding the Fourth Proportional to 528,022,523.30, 792,789,612.15 and 298,440,011.30

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Solution

The fourth proportional to 528,022,523.30, 792,789,612.15 and 298,440,011.30 is: 448,087,212.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,022,523.30 : 792,789,612.15 = 298,440,011.30 : x
  2. Step 2: Convert to fraction form
    528,022,523.30/792,789,612.15 = 298,440,011.30/x
  3. Step 3: Cross multiply
    528,022,523.30x = 792,789,612.15 × 298,440,011.30
  4. Step 4: Simplify right side
    528,022,523.30x = 236,600,140,808,568,608
  5. Step 5: Solve for x
    x = 236,600,140,808,568,608/528,022,523.30
  6. Step 6: Final answer
    x = 448,087,212.89

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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.