Home / 104,108,707.79-156,131,617.94-31,306,162.33

Finding the Fourth Proportional to 104,108,707.79, 156,131,617.94 and 31,306,162.33

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Solution

The fourth proportional to 104,108,707.79, 156,131,617.94 and 31,306,162.33 is: 46,949,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,108,707.79 : 156,131,617.94 = 31,306,162.33 : x
  2. Step 2: Convert to fraction form
    104,108,707.79/156,131,617.94 = 31,306,162.33/x
  3. Step 3: Cross multiply
    104,108,707.79x = 156,131,617.94 × 31,306,162.33
  4. Step 4: Simplify right side
    104,108,707.79x = 4,887,881,776,231,212
  5. Step 5: Solve for x
    x = 4,887,881,776,231,212/104,108,707.79
  6. Step 6: Final answer
    x = 46,949,788.16

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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.