Home / 10,476,784,234.80-15,715,176,352.20-9,856,911,452.40

Finding the Fourth Proportional to 10,476,784,234.80, 15,715,176,352.20 and 9,856,911,452.40

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Solution

The fourth proportional to 10,476,784,234.80, 15,715,176,352.20 and 9,856,911,452.40 is: 14,785,367,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,476,784,234.80 : 15,715,176,352.20 = 9,856,911,452.40 : x
  2. Step 2: Convert to fraction form
    10,476,784,234.80/15,715,176,352.20 = 9,856,911,452.40/x
  3. Step 3: Cross multiply
    10,476,784,234.80x = 15,715,176,352.20 × 9,856,911,452.40
  4. Step 4: Simplify right side
    10,476,784,234.80x = 154,903,101,762,485,846,016
  5. Step 5: Solve for x
    x = 154,903,101,762,485,846,016/10,476,784,234.80
  6. Step 6: Final answer
    x = 14,785,367,178.60

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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.