Home / 21,835,008,000.40-32,752,512,000.60-7,862,786,381.20

Finding the Fourth Proportional to 21,835,008,000.40, 32,752,512,000.60 and 7,862,786,381.20

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Solution

The fourth proportional to 21,835,008,000.40, 32,752,512,000.60 and 7,862,786,381.20 is: 11,794,179,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,835,008,000.40 : 32,752,512,000.60 = 7,862,786,381.20 : x
  2. Step 2: Convert to fraction form
    21,835,008,000.40/32,752,512,000.60 = 7,862,786,381.20/x
  3. Step 3: Cross multiply
    21,835,008,000.40x = 32,752,512,000.60 × 7,862,786,381.20
  4. Step 4: Simplify right side
    21,835,008,000.40x = 257,526,005,308,407,218,176
  5. Step 5: Solve for x
    x = 257,526,005,308,407,218,176/21,835,008,000.40
  6. Step 6: Final answer
    x = 11,794,179,571.80

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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.