Home / 13,645,348,969.11-20,468,440,429.31-4,681,412,492.73

Finding the Fourth Proportional to 13,645,348,969.11, 20,468,440,429.31 and 4,681,412,492.73

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Solution

The fourth proportional to 13,645,348,969.11, 20,468,440,429.31 and 4,681,412,492.73 is: 7,022,261,794.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,645,348,969.11 : 20,468,440,429.31 = 4,681,412,492.73 : x
  2. Step 2: Convert to fraction form
    13,645,348,969.11/20,468,440,429.31 = 4,681,412,492.73/x
  3. Step 3: Cross multiply
    13,645,348,969.11x = 20,468,440,429.31 × 4,681,412,492.73
  4. Step 4: Simplify right side
    13,645,348,969.11x = 95,821,212,732,403,220,480
  5. Step 5: Solve for x
    x = 95,821,212,732,403,220,480/13,645,348,969.11
  6. Step 6: Final answer
    x = 7,022,261,794.06

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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.