Home / 258,627,995.44-387,605,151.42-105,094,559.32

Finding the Fourth Proportional to 258,627,995.44, 387,605,151.42 and 105,094,559.32

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Solution

The fourth proportional to 258,627,995.44, 387,605,151.42 and 105,094,559.32 is: 157,504,961.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,627,995.44 : 387,605,151.42 = 105,094,559.32 : x
  2. Step 2: Convert to fraction form
    258,627,995.44/387,605,151.42 = 105,094,559.32/x
  3. Step 3: Cross multiply
    258,627,995.44x = 387,605,151.42 × 105,094,559.32
  4. Step 4: Simplify right side
    258,627,995.44x = 40,735,192,578,817,376
  5. Step 5: Solve for x
    x = 40,735,192,578,817,376/258,627,995.44
  6. Step 6: Final answer
    x = 157,504,961.94

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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.