Home / 13,227,340,541.20-19,841,010,811.80-12,217,177,488.40

Finding the Fourth Proportional to 13,227,340,541.20, 19,841,010,811.80 and 12,217,177,488.40

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Solution

The fourth proportional to 13,227,340,541.20, 19,841,010,811.80 and 12,217,177,488.40 is: 18,325,766,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227,340,541.20 : 19,841,010,811.80 = 12,217,177,488.40 : x
  2. Step 2: Convert to fraction form
    13,227,340,541.20/19,841,010,811.80 = 12,217,177,488.40/x
  3. Step 3: Cross multiply
    13,227,340,541.20x = 19,841,010,811.80 × 12,217,177,488.40
  4. Step 4: Simplify right side
    13,227,340,541.20x = 242,401,150,637,023,952,896
  5. Step 5: Solve for x
    x = 242,401,150,637,023,952,896/13,227,340,541.20
  6. Step 6: Final answer
    x = 18,325,766,232.60

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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.