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Finding the Fourth Proportional to 2,018,059,021.80, 3,021,348,969.90 and 2,018,059,021.80

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Solution

The fourth proportional to 2,018,059,021.80, 3,021,348,969.90 and 2,018,059,021.80 is: 3,021,348,969.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,059,021.80 : 3,021,348,969.90 = 2,018,059,021.80 : x
  2. Step 2: Convert to fraction form
    2,018,059,021.80/3,021,348,969.90 = 2,018,059,021.80/x
  3. Step 3: Cross multiply
    2,018,059,021.80x = 3,021,348,969.90 × 2,018,059,021.80
  4. Step 4: Simplify right side
    2,018,059,021.80x = 6,097,260,546,712,832,000
  5. Step 5: Solve for x
    x = 6,097,260,546,712,832,000/2,018,059,021.80
  6. Step 6: Final answer
    x = 3,021,348,969.90

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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.