Home / 664,031,801.10-996,047,701.65-203,969,232.30

Finding the Fourth Proportional to 664,031,801.10, 996,047,701.65 and 203,969,232.30

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Solution

The fourth proportional to 664,031,801.10, 996,047,701.65 and 203,969,232.30 is: 305,953,848.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,031,801.10 : 996,047,701.65 = 203,969,232.30 : x
  2. Step 2: Convert to fraction form
    664,031,801.10/996,047,701.65 = 203,969,232.30/x
  3. Step 3: Cross multiply
    664,031,801.10x = 996,047,701.65 × 203,969,232.30
  4. Step 4: Simplify right side
    664,031,801.10x = 203,163,085,039,729,952
  5. Step 5: Solve for x
    x = 203,163,085,039,729,952/664,031,801.10
  6. Step 6: Final answer
    x = 305,953,848.45

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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.