Home / 108,505,661.10-162,758,491.65-40,334,246.70

Finding the Fourth Proportional to 108,505,661.10, 162,758,491.65 and 40,334,246.70

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Solution

The fourth proportional to 108,505,661.10, 162,758,491.65 and 40,334,246.70 is: 60,501,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,505,661.10 : 162,758,491.65 = 40,334,246.70 : x
  2. Step 2: Convert to fraction form
    108,505,661.10/162,758,491.65 = 40,334,246.70/x
  3. Step 3: Cross multiply
    108,505,661.10x = 162,758,491.65 × 40,334,246.70
  4. Step 4: Simplify right side
    108,505,661.10x = 6,564,741,154,730,991
  5. Step 5: Solve for x
    x = 6,564,741,154,730,991/108,505,661.10
  6. Step 6: Final answer
    x = 60,501,370.05

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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.