Home / 17,021,664,838.80-25,532,497,258.20-10,491,317,830.80

Finding the Fourth Proportional to 17,021,664,838.80, 25,532,497,258.20 and 10,491,317,830.80

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Solution

The fourth proportional to 17,021,664,838.80, 25,532,497,258.20 and 10,491,317,830.80 is: 15,736,976,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021,664,838.80 : 25,532,497,258.20 = 10,491,317,830.80 : x
  2. Step 2: Convert to fraction form
    17,021,664,838.80/25,532,497,258.20 = 10,491,317,830.80/x
  3. Step 3: Cross multiply
    17,021,664,838.80x = 25,532,497,258.20 × 10,491,317,830.80
  4. Step 4: Simplify right side
    17,021,664,838.80x = 267,869,543,749,805,768,704
  5. Step 5: Solve for x
    x = 267,869,543,749,805,768,704/17,021,664,838.80
  6. Step 6: Final answer
    x = 15,736,976,746.20

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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.