Home / 167,858,856.30-251,788,284.45-99,666,446.70

Finding the Fourth Proportional to 167,858,856.30, 251,788,284.45 and 99,666,446.70

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Solution

The fourth proportional to 167,858,856.30, 251,788,284.45 and 99,666,446.70 is: 149,499,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,858,856.30 : 251,788,284.45 = 99,666,446.70 : x
  2. Step 2: Convert to fraction form
    167,858,856.30/251,788,284.45 = 99,666,446.70/x
  3. Step 3: Cross multiply
    167,858,856.30x = 251,788,284.45 × 99,666,446.70
  4. Step 4: Simplify right side
    167,858,856.30x = 25,094,843,631,820,364
  5. Step 5: Solve for x
    x = 25,094,843,631,820,364/167,858,856.30
  6. Step 6: Final answer
    x = 149,499,670.05

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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.