Home / 10,784,448,011.20-16,176,672,016.80-5,260,862,833.60

Finding the Fourth Proportional to 10,784,448,011.20, 16,176,672,016.80 and 5,260,862,833.60

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Solution

The fourth proportional to 10,784,448,011.20, 16,176,672,016.80 and 5,260,862,833.60 is: 7,891,294,250.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,784,448,011.20 : 16,176,672,016.80 = 5,260,862,833.60 : x
  2. Step 2: Convert to fraction form
    10,784,448,011.20/16,176,672,016.80 = 5,260,862,833.60/x
  3. Step 3: Cross multiply
    10,784,448,011.20x = 16,176,672,016.80 × 5,260,862,833.60
  4. Step 4: Simplify right side
    10,784,448,011.20x = 85,103,252,584,520,269,824
  5. Step 5: Solve for x
    x = 85,103,252,584,520,269,824/10,784,448,011.20
  6. Step 6: Final answer
    x = 7,891,294,250.40

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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.