Home / 279,785,064.30-419,677,596.45-88,308,840.30

Finding the Fourth Proportional to 279,785,064.30, 419,677,596.45 and 88,308,840.30

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Solution

The fourth proportional to 279,785,064.30, 419,677,596.45 and 88,308,840.30 is: 132,463,260.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,785,064.30 : 419,677,596.45 = 88,308,840.30 : x
  2. Step 2: Convert to fraction form
    279,785,064.30/419,677,596.45 = 88,308,840.30/x
  3. Step 3: Cross multiply
    279,785,064.30x = 419,677,596.45 × 88,308,840.30
  4. Step 4: Simplify right side
    279,785,064.30x = 37,061,241,842,390,896
  5. Step 5: Solve for x
    x = 37,061,241,842,390,896/279,785,064.30
  6. Step 6: Final answer
    x = 132,463,260.45

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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.