Home / 116,416,223.10-160,613,821.62-74,623,335.12

Finding the Fourth Proportional to 116,416,223.10, 160,613,821.62 and 74,623,335.12

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Solution

The fourth proportional to 116,416,223.10, 160,613,821.62 and 74,623,335.12 is: 102,954,199.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,416,223.10 : 160,613,821.62 = 74,623,335.12 : x
  2. Step 2: Convert to fraction form
    116,416,223.10/160,613,821.62 = 74,623,335.12/x
  3. Step 3: Cross multiply
    116,416,223.10x = 160,613,821.62 × 74,623,335.12
  4. Step 4: Simplify right side
    116,416,223.10x = 11,985,539,035,653,162
  5. Step 5: Solve for x
    x = 11,985,539,035,653,162/116,416,223.10
  6. Step 6: Final answer
    x = 102,954,199.31

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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.