Home / 19,211,859,711.14-26,510,918,850.63-11,692,649,805.62

Finding the Fourth Proportional to 19,211,859,711.14, 26,510,918,850.63 and 11,692,649,805.62

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Solution

The fourth proportional to 19,211,859,711.14, 26,510,918,850.63 and 11,692,649,805.62 is: 16,134,975,728.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211,859,711.14 : 26,510,918,850.63 = 11,692,649,805.62 : x
  2. Step 2: Convert to fraction form
    19,211,859,711.14/26,510,918,850.63 = 11,692,649,805.62/x
  3. Step 3: Cross multiply
    19,211,859,711.14x = 26,510,918,850.63 × 11,692,649,805.62
  4. Step 4: Simplify right side
    19,211,859,711.14x = 309,982,890,145,626,521,600
  5. Step 5: Solve for x
    x = 309,982,890,145,626,521,600/19,211,859,711.14
  6. Step 6: Final answer
    x = 16,134,975,728.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.