Home / 18,342,840,021.60-27,473,445,363.60-15,077,666,517.60

Finding the Fourth Proportional to 18,342,840,021.60, 27,473,445,363.60 and 15,077,666,517.60

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Solution

The fourth proportional to 18,342,840,021.60, 27,473,445,363.60 and 15,077,666,517.60 is: 22,582,950,447.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,342,840,021.60 : 27,473,445,363.60 = 15,077,666,517.60 : x
  2. Step 2: Convert to fraction form
    18,342,840,021.60/27,473,445,363.60 = 15,077,666,517.60/x
  3. Step 3: Cross multiply
    18,342,840,021.60x = 27,473,445,363.60 × 15,077,666,517.60
  4. Step 4: Simplify right side
    18,342,840,021.60x = 414,235,447,281,864,671,232
  5. Step 5: Solve for x
    x = 414,235,447,281,864,671,232/18,342,840,021.60
  6. Step 6: Final answer
    x = 22,582,950,447.92

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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.