Home / 1,023,365,878.01-1,412,244,900.72-553,467,198.97

Finding the Fourth Proportional to 1,023,365,878.01, 1,412,244,900.72 and 553,467,198.97

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Solution

The fourth proportional to 1,023,365,878.01, 1,412,244,900.72 and 553,467,198.97 is: 763,784,728.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,365,878.01 : 1,412,244,900.72 = 553,467,198.97 : x
  2. Step 2: Convert to fraction form
    1,023,365,878.01/1,412,244,900.72 = 553,467,198.97/x
  3. Step 3: Cross multiply
    1,023,365,878.01x = 1,412,244,900.72 × 553,467,198.97
  4. Step 4: Simplify right side
    1,023,365,878.01x = 781,631,229,464,479,232
  5. Step 5: Solve for x
    x = 781,631,229,464,479,232/1,023,365,878.01
  6. Step 6: Final answer
    x = 763,784,728.67

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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.