Home / 66,209,904.30-99,337,182.71-29,316,757.47

Finding the Fourth Proportional to 66,209,904.30, 99,337,182.71 and 29,316,757.47

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Solution

The fourth proportional to 66,209,904.30, 99,337,182.71 and 29,316,757.47 is: 43,985,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,209,904.30 : 99,337,182.71 = 29,316,757.47 : x
  2. Step 2: Convert to fraction form
    66,209,904.30/99,337,182.71 = 29,316,757.47/x
  3. Step 3: Cross multiply
    66,209,904.30x = 99,337,182.71 × 29,316,757.47
  4. Step 4: Simplify right side
    66,209,904.30x = 2,912,244,093,115,563.50
  5. Step 5: Solve for x
    x = 2,912,244,093,115,563.50/66,209,904.30
  6. Step 6: Final answer
    x = 43,985,021.94

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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.