Home / 15,715,390,933.40-23,573,086,400.10-13,649,148,325.40

Finding the Fourth Proportional to 15,715,390,933.40, 23,573,086,400.10 and 13,649,148,325.40

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Solution

The fourth proportional to 15,715,390,933.40, 23,573,086,400.10 and 13,649,148,325.40 is: 20,473,722,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,715,390,933.40 : 23,573,086,400.10 = 13,649,148,325.40 : x
  2. Step 2: Convert to fraction form
    15,715,390,933.40/23,573,086,400.10 = 13,649,148,325.40/x
  3. Step 3: Cross multiply
    15,715,390,933.40x = 23,573,086,400.10 × 13,649,148,325.40
  4. Step 4: Simplify right side
    15,715,390,933.40x = 321,752,552,762,434,387,968
  5. Step 5: Solve for x
    x = 321,752,552,762,434,387,968/15,715,390,933.40
  6. Step 6: Final answer
    x = 20,473,722,488.10

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Double scale
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Similar ratio
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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.