Home / 190,810,190.70-286,215,286.05-190,810,190.70

Finding the Fourth Proportional to 190,810,190.70, 286,215,286.05 and 190,810,190.70

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Solution

The fourth proportional to 190,810,190.70, 286,215,286.05 and 190,810,190.70 is: 286,215,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,810,190.70 : 286,215,286.05 = 190,810,190.70 : x
  2. Step 2: Convert to fraction form
    190,810,190.70/286,215,286.05 = 190,810,190.70/x
  3. Step 3: Cross multiply
    190,810,190.70x = 286,215,286.05 × 190,810,190.70
  4. Step 4: Simplify right side
    190,810,190.70x = 54,612,793,312,455,552
  5. Step 5: Solve for x
    x = 54,612,793,312,455,552/190,810,190.70
  6. Step 6: Final answer
    x = 286,215,286.05

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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.