Home / 108,594,220.69-149,719,363.38-70,335,281.44

Finding the Fourth Proportional to 108,594,220.69, 149,719,363.38 and 70,335,281.44

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Solution

The fourth proportional to 108,594,220.69, 149,719,363.38 and 70,335,281.44 is: 96,971,583.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,594,220.69 : 149,719,363.38 = 70,335,281.44 : x
  2. Step 2: Convert to fraction form
    108,594,220.69/149,719,363.38 = 70,335,281.44/x
  3. Step 3: Cross multiply
    108,594,220.69x = 149,719,363.38 × 70,335,281.44
  4. Step 4: Simplify right side
    108,594,220.69x = 10,530,553,559,777,170
  5. Step 5: Solve for x
    x = 10,530,553,559,777,170/108,594,220.69
  6. Step 6: Final answer
    x = 96,971,583.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.