Home / 10,492,556,165.40-15,740,597,844.90-3,132,310,891.80

Finding the Fourth Proportional to 10,492,556,165.40, 15,740,597,844.90 and 3,132,310,891.80

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Solution

The fourth proportional to 10,492,556,165.40, 15,740,597,844.90 and 3,132,310,891.80 is: 4,698,992,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,492,556,165.40 : 15,740,597,844.90 = 3,132,310,891.80 : x
  2. Step 2: Convert to fraction form
    10,492,556,165.40/15,740,597,844.90 = 3,132,310,891.80/x
  3. Step 3: Cross multiply
    10,492,556,165.40x = 15,740,597,844.90 × 3,132,310,891.80
  4. Step 4: Simplify right side
    10,492,556,165.40x = 49,304,446,073,023,881,216
  5. Step 5: Solve for x
    x = 49,304,446,073,023,881,216/10,492,556,165.40
  6. Step 6: Final answer
    x = 4,698,992,818.89

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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.