Home / 29,235,468,392.92-43,777,677,355.87-20,177,312,637.83

Finding the Fourth Proportional to 29,235,468,392.92, 43,777,677,355.87 and 20,177,312,637.83

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Solution

The fourth proportional to 29,235,468,392.92, 43,777,677,355.87 and 20,177,312,637.83 is: 30,213,844,043.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,235,468,392.92 : 43,777,677,355.87 = 20,177,312,637.83 : x
  2. Step 2: Convert to fraction form
    29,235,468,392.92/43,777,677,355.87 = 20,177,312,637.83/x
  3. Step 3: Cross multiply
    29,235,468,392.92x = 43,777,677,355.87 × 20,177,312,637.83
  4. Step 4: Simplify right side
    29,235,468,392.92x = 883,315,882,567,440,138,240
  5. Step 5: Solve for x
    x = 883,315,882,567,440,138,240/29,235,468,392.92
  6. Step 6: Final answer
    x = 30,213,844,043.67

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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.