Home / 283,538,709.80-425,308,064.70-166,834,266.20

Finding the Fourth Proportional to 283,538,709.80, 425,308,064.70 and 166,834,266.20

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Solution

The fourth proportional to 283,538,709.80, 425,308,064.70 and 166,834,266.20 is: 250,251,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,538,709.80 : 425,308,064.70 = 166,834,266.20 : x
  2. Step 2: Convert to fraction form
    283,538,709.80/425,308,064.70 = 166,834,266.20/x
  3. Step 3: Cross multiply
    283,538,709.80x = 425,308,064.70 × 166,834,266.20
  4. Step 4: Simplify right side
    283,538,709.80x = 70,955,958,883,166,616
  5. Step 5: Solve for x
    x = 70,955,958,883,166,616/283,538,709.80
  6. Step 6: Final answer
    x = 250,251,399.30

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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.