Home / 18,163,946,799.60-27,245,920,199.40-13,266,186,543.60

Finding the Fourth Proportional to 18,163,946,799.60, 27,245,920,199.40 and 13,266,186,543.60

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Solution

The fourth proportional to 18,163,946,799.60, 27,245,920,199.40 and 13,266,186,543.60 is: 19,899,279,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,946,799.60 : 27,245,920,199.40 = 13,266,186,543.60 : x
  2. Step 2: Convert to fraction form
    18,163,946,799.60/27,245,920,199.40 = 13,266,186,543.60/x
  3. Step 3: Cross multiply
    18,163,946,799.60x = 27,245,920,199.40 × 13,266,186,543.60
  4. Step 4: Simplify right side
    18,163,946,799.60x = 361,449,459,917,279,723,520
  5. Step 5: Solve for x
    x = 361,449,459,917,279,723,520/18,163,946,799.60
  6. Step 6: Final answer
    x = 19,899,279,815.40

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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.