Home / 67,167,866.10-100,748,009.43-29,765,709.75

Finding the Fourth Proportional to 67,167,866.10, 100,748,009.43 and 29,765,709.75

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Solution

The fourth proportional to 67,167,866.10, 100,748,009.43 and 29,765,709.75 is: 44,646,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,167,866.10 : 100,748,009.43 = 29,765,709.75 : x
  2. Step 2: Convert to fraction form
    67,167,866.10/100,748,009.43 = 29,765,709.75/x
  3. Step 3: Cross multiply
    67,167,866.10x = 100,748,009.43 × 29,765,709.75
  4. Step 4: Simplify right side
    67,167,866.10x = 2,998,836,006,583,643
  5. Step 5: Solve for x
    x = 2,998,836,006,583,643/67,167,866.10
  6. Step 6: Final answer
    x = 44,646,885.20

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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.