Home / 108,516,514.20-162,963,728.10-57,498,178.20

Finding the Fourth Proportional to 108,516,514.20, 162,963,728.10 and 57,498,178.20

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Solution

The fourth proportional to 108,516,514.20, 162,963,728.10 and 57,498,178.20 is: 86,347,387.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,516,514.20 : 162,963,728.10 = 57,498,178.20 : x
  2. Step 2: Convert to fraction form
    108,516,514.20/162,963,728.10 = 57,498,178.20/x
  3. Step 3: Cross multiply
    108,516,514.20x = 162,963,728.10 × 57,498,178.20
  4. Step 4: Simplify right side
    108,516,514.20x = 9,370,117,478,430,148
  5. Step 5: Solve for x
    x = 9,370,117,478,430,148/108,516,514.20
  6. Step 6: Final answer
    x = 86,347,387.28

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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.