Home / 528,408,050.80-792,612,076.20-446,778,713.20

Finding the Fourth Proportional to 528,408,050.80, 792,612,076.20 and 446,778,713.20

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Solution

The fourth proportional to 528,408,050.80, 792,612,076.20 and 446,778,713.20 is: 670,168,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,408,050.80 : 792,612,076.20 = 446,778,713.20 : x
  2. Step 2: Convert to fraction form
    528,408,050.80/792,612,076.20 = 446,778,713.20/x
  3. Step 3: Cross multiply
    528,408,050.80x = 792,612,076.20 × 446,778,713.20
  4. Step 4: Simplify right side
    528,408,050.80x = 354,122,203,471,416,384
  5. Step 5: Solve for x
    x = 354,122,203,471,416,384/528,408,050.80
  6. Step 6: Final answer
    x = 670,168,069.80

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1.5x scale

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.