Home / 224,150,858.40-336,226,287.60-78,748,600.80

Finding the Fourth Proportional to 224,150,858.40, 336,226,287.60 and 78,748,600.80

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Solution

The fourth proportional to 224,150,858.40, 336,226,287.60 and 78,748,600.80 is: 118,122,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,150,858.40 : 336,226,287.60 = 78,748,600.80 : x
  2. Step 2: Convert to fraction form
    224,150,858.40/336,226,287.60 = 78,748,600.80/x
  3. Step 3: Cross multiply
    224,150,858.40x = 336,226,287.60 × 78,748,600.80
  4. Step 4: Simplify right side
    224,150,858.40x = 26,477,349,700,678,392
  5. Step 5: Solve for x
    x = 26,477,349,700,678,392/224,150,858.40
  6. Step 6: Final answer
    x = 118,122,901.20

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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.