Home / 108,220,814.33-149,468,838.18-71,216,293.70

Finding the Fourth Proportional to 108,220,814.33, 149,468,838.18 and 71,216,293.70

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Solution

The fourth proportional to 108,220,814.33, 149,468,838.18 and 71,216,293.70 is: 98,360,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,220,814.33 : 149,468,838.18 = 71,216,293.70 : x
  2. Step 2: Convert to fraction form
    108,220,814.33/149,468,838.18 = 71,216,293.70/x
  3. Step 3: Cross multiply
    108,220,814.33x = 149,468,838.18 × 71,216,293.70
  4. Step 4: Simplify right side
    108,220,814.33x = 10,644,616,678,077,308
  5. Step 5: Solve for x
    x = 10,644,616,678,077,308/108,220,814.33
  6. Step 6: Final answer
    x = 98,360,160.60

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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.