Home / 13,227,340,543.20-19,841,010,814.80-12,217,177,490.40

Finding the Fourth Proportional to 13,227,340,543.20, 19,841,010,814.80 and 12,217,177,490.40

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Solution

The fourth proportional to 13,227,340,543.20, 19,841,010,814.80 and 12,217,177,490.40 is: 18,325,766,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227,340,543.20 : 19,841,010,814.80 = 12,217,177,490.40 : x
  2. Step 2: Convert to fraction form
    13,227,340,543.20/19,841,010,814.80 = 12,217,177,490.40/x
  3. Step 3: Cross multiply
    13,227,340,543.20x = 19,841,010,814.80 × 12,217,177,490.40
  4. Step 4: Simplify right side
    13,227,340,543.20x = 242,401,150,713,357,500,416
  5. Step 5: Solve for x
    x = 242,401,150,713,357,500,416/13,227,340,543.20
  6. Step 6: Final answer
    x = 18,325,766,235.60

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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.