Home / 18,554,715,360.50-27,840,632,677.70-8,473,518,748.20

Finding the Fourth Proportional to 18,554,715,360.50, 27,840,632,677.70 and 8,473,518,748.20

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Solution

The fourth proportional to 18,554,715,360.50, 27,840,632,677.70 and 8,473,518,748.20 is: 12,714,187,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554,715,360.50 : 27,840,632,677.70 = 8,473,518,748.20 : x
  2. Step 2: Convert to fraction form
    18,554,715,360.50/27,840,632,677.70 = 8,473,518,748.20/x
  3. Step 3: Cross multiply
    18,554,715,360.50x = 27,840,632,677.70 × 8,473,518,748.20
  4. Step 4: Simplify right side
    18,554,715,360.50x = 235,908,122,956,240,519,168
  5. Step 5: Solve for x
    x = 235,908,122,956,240,519,168/18,554,715,360.50
  6. Step 6: Final answer
    x = 12,714,187,114.85

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Double scale
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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.