Home / 480,121,823.68-720,099,279.60-134,993,540.80

Finding the Fourth Proportional to 480,121,823.68, 720,099,279.60 and 134,993,540.80

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Solution

The fourth proportional to 480,121,823.68, 720,099,279.60 and 134,993,540.80 is: 202,466,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,121,823.68 : 720,099,279.60 = 134,993,540.80 : x
  2. Step 2: Convert to fraction form
    480,121,823.68/720,099,279.60 = 134,993,540.80/x
  3. Step 3: Cross multiply
    480,121,823.68x = 720,099,279.60 × 134,993,540.80
  4. Step 4: Simplify right side
    480,121,823.68x = 97,208,751,480,733,216
  5. Step 5: Solve for x
    x = 97,208,751,480,733,216/480,121,823.68
  6. Step 6: Final answer
    x = 202,466,846.30

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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.