Home / 5,428,755,266.80-8,143,132,900.20-3,362,512,658.80

Finding the Fourth Proportional to 5,428,755,266.80, 8,143,132,900.20 and 3,362,512,658.80

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Solution

The fourth proportional to 5,428,755,266.80, 8,143,132,900.20 and 3,362,512,658.80 is: 5,043,768,988.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,755,266.80 : 8,143,132,900.20 = 3,362,512,658.80 : x
  2. Step 2: Convert to fraction form
    5,428,755,266.80/8,143,132,900.20 = 3,362,512,658.80/x
  3. Step 3: Cross multiply
    5,428,755,266.80x = 8,143,132,900.20 × 3,362,512,658.80
  4. Step 4: Simplify right side
    5,428,755,266.80x = 27,381,387,459,213,258,752
  5. Step 5: Solve for x
    x = 27,381,387,459,213,258,752/5,428,755,266.80
  6. Step 6: Final answer
    x = 5,043,768,988.20

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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.