Home / 108,138,980.48-162,208,470.74-26,257,307.27

Finding the Fourth Proportional to 108,138,980.48, 162,208,470.74 and 26,257,307.27

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Solution

The fourth proportional to 108,138,980.48, 162,208,470.74 and 26,257,307.27 is: 39,385,960.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,138,980.48 : 162,208,470.74 = 26,257,307.27 : x
  2. Step 2: Convert to fraction form
    108,138,980.48/162,208,470.74 = 26,257,307.27/x
  3. Step 3: Cross multiply
    108,138,980.48x = 162,208,470.74 × 26,257,307.27
  4. Step 4: Simplify right side
    108,138,980.48x = 4,259,157,657,074,656
  5. Step 5: Solve for x
    x = 4,259,157,657,074,656/108,138,980.48
  6. Step 6: Final answer
    x = 39,385,960.90

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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.