Home / 149,472,145.80-224,208,218.70-87,998,200.20

Finding the Fourth Proportional to 149,472,145.80, 224,208,218.70 and 87,998,200.20

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Solution

The fourth proportional to 149,472,145.80, 224,208,218.70 and 87,998,200.20 is: 131,997,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,472,145.80 : 224,208,218.70 = 87,998,200.20 : x
  2. Step 2: Convert to fraction form
    149,472,145.80/224,208,218.70 = 87,998,200.20/x
  3. Step 3: Cross multiply
    149,472,145.80x = 224,208,218.70 × 87,998,200.20
  4. Step 4: Simplify right side
    149,472,145.80x = 19,729,919,715,647,984
  5. Step 5: Solve for x
    x = 19,729,919,715,647,984/149,472,145.80
  6. Step 6: Final answer
    x = 131,997,300.30

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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.