Home / 124,802,263.36-172,220,821.68-68,285,786.32

Finding the Fourth Proportional to 124,802,263.36, 172,220,821.68 and 68,285,786.32

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Solution

The fourth proportional to 124,802,263.36, 172,220,821.68 and 68,285,786.32 is: 94,230,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,802,263.36 : 172,220,821.68 = 68,285,786.32 : x
  2. Step 2: Convert to fraction form
    124,802,263.36/172,220,821.68 = 68,285,786.32/x
  3. Step 3: Cross multiply
    124,802,263.36x = 172,220,821.68 × 68,285,786.32
  4. Step 4: Simplify right side
    124,802,263.36x = 11,760,234,229,095,302
  5. Step 5: Solve for x
    x = 11,760,234,229,095,302/124,802,263.36
  6. Step 6: Final answer
    x = 94,230,937.10

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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.