Home / 479,160,744-661,241,826.24-259,144,169.76

Finding the Fourth Proportional to 479,160,744, 661,241,826.24 and 259,144,169.76

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Solution

The fourth proportional to 479,160,744, 661,241,826.24 and 259,144,169.76 is: 357,618,954.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,160,744 : 661,241,826.24 = 259,144,169.76 : x
  2. Step 2: Convert to fraction form
    479,160,744/661,241,826.24 = 259,144,169.76/x
  3. Step 3: Cross multiply
    479,160,744x = 661,241,826.24 × 259,144,169.76
  4. Step 4: Simplify right side
    479,160,744x = 171,356,964,071,550,976
  5. Step 5: Solve for x
    x = 171,356,964,071,550,976/479,160,744
  6. Step 6: Final answer
    x = 357,618,954.01

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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.