Home / 9,393,404,509.92-12,962,906,521.20-5,164,388,340.96

Finding the Fourth Proportional to 9,393,404,509.92, 12,962,906,521.20 and 5,164,388,340.96

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Solution

The fourth proportional to 9,393,404,509.92, 12,962,906,521.20 and 5,164,388,340.96 is: 7,126,860,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,393,404,509.92 : 12,962,906,521.20 = 5,164,388,340.96 : x
  2. Step 2: Convert to fraction form
    9,393,404,509.92/12,962,906,521.20 = 5,164,388,340.96/x
  3. Step 3: Cross multiply
    9,393,404,509.92x = 12,962,906,521.20 × 5,164,388,340.96
  4. Step 4: Simplify right side
    9,393,404,509.92x = 66,945,483,303,039,639,552
  5. Step 5: Solve for x
    x = 66,945,483,303,039,639,552/9,393,404,509.92
  6. Step 6: Final answer
    x = 7,126,860,472.40

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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.