Home / 18,093,456,117.60-27,140,184,176.40-12,216,143,810.40

Finding the Fourth Proportional to 18,093,456,117.60, 27,140,184,176.40 and 12,216,143,810.40

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Solution

The fourth proportional to 18,093,456,117.60, 27,140,184,176.40 and 12,216,143,810.40 is: 18,324,215,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093,456,117.60 : 27,140,184,176.40 = 12,216,143,810.40 : x
  2. Step 2: Convert to fraction form
    18,093,456,117.60/27,140,184,176.40 = 12,216,143,810.40/x
  3. Step 3: Cross multiply
    18,093,456,117.60x = 27,140,184,176.40 × 12,216,143,810.40
  4. Step 4: Simplify right side
    18,093,456,117.60x = 331,548,392,939,644,911,616
  5. Step 5: Solve for x
    x = 331,548,392,939,644,911,616/18,093,456,117.60
  6. Step 6: Final answer
    x = 18,324,215,715.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.