Home / 108,516,511.70-162,963,724.35-57,498,175.70

Finding the Fourth Proportional to 108,516,511.70, 162,963,724.35 and 57,498,175.70

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Solution

The fourth proportional to 108,516,511.70, 162,963,724.35 and 57,498,175.70 is: 86,347,383.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,516,511.70 : 162,963,724.35 = 57,498,175.70 : x
  2. Step 2: Convert to fraction form
    108,516,511.70/162,963,724.35 = 57,498,175.70/x
  3. Step 3: Cross multiply
    108,516,511.70x = 162,963,724.35 × 57,498,175.70
  4. Step 4: Simplify right side
    108,516,511.70x = 9,370,116,855,402,668
  5. Step 5: Solve for x
    x = 9,370,116,855,402,668/108,516,511.70
  6. Step 6: Final answer
    x = 86,347,383.53

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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.