Home / 66,433,849.80-99,650,774.70-30,532,057.80

Finding the Fourth Proportional to 66,433,849.80, 99,650,774.70 and 30,532,057.80

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Solution

The fourth proportional to 66,433,849.80, 99,650,774.70 and 30,532,057.80 is: 45,798,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,433,849.80 : 99,650,774.70 = 30,532,057.80 : x
  2. Step 2: Convert to fraction form
    66,433,849.80/99,650,774.70 = 30,532,057.80/x
  3. Step 3: Cross multiply
    66,433,849.80x = 99,650,774.70 × 30,532,057.80
  4. Step 4: Simplify right side
    66,433,849.80x = 3,042,543,212,955,178
  5. Step 5: Solve for x
    x = 3,042,543,212,955,178/66,433,849.80
  6. Step 6: Final answer
    x = 45,798,086.70

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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.