Home / 1,964,005,595.37-2,946,396,484.51-720,447,606.61

Finding the Fourth Proportional to 1,964,005,595.37, 2,946,396,484.51 and 720,447,606.61

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Solution

The fourth proportional to 1,964,005,595.37, 2,946,396,484.51 and 720,447,606.61 is: 1,080,813,771.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,005,595.37 : 2,946,396,484.51 = 720,447,606.61 : x
  2. Step 2: Convert to fraction form
    1,964,005,595.37/2,946,396,484.51 = 720,447,606.61/x
  3. Step 3: Cross multiply
    1,964,005,595.37x = 2,946,396,484.51 × 720,447,606.61
  4. Step 4: Simplify right side
    1,964,005,595.37x = 2,122,724,295,380,180,224
  5. Step 5: Solve for x
    x = 2,122,724,295,380,180,224/1,964,005,595.37
  6. Step 6: Final answer
    x = 1,080,813,771.81

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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.