Home / 230,066,132.70-345,099,199.05-109,133,780.70

Finding the Fourth Proportional to 230,066,132.70, 345,099,199.05 and 109,133,780.70

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Solution

The fourth proportional to 230,066,132.70, 345,099,199.05 and 109,133,780.70 is: 163,700,671.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,066,132.70 : 345,099,199.05 = 109,133,780.70 : x
  2. Step 2: Convert to fraction form
    230,066,132.70/345,099,199.05 = 109,133,780.70/x
  3. Step 3: Cross multiply
    230,066,132.70x = 345,099,199.05 × 109,133,780.70
  4. Step 4: Simplify right side
    230,066,132.70x = 37,661,980,308,868,352
  5. Step 5: Solve for x
    x = 37,661,980,308,868,352/230,066,132.70
  6. Step 6: Final answer
    x = 163,700,671.05

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Similar ratio
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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.