Home / 232,677,024.35-321,094,215.29-128,256,839.47

Finding the Fourth Proportional to 232,677,024.35, 321,094,215.29 and 128,256,839.47

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Solution

The fourth proportional to 232,677,024.35, 321,094,215.29 and 128,256,839.47 is: 176,994,395.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,677,024.35 : 321,094,215.29 = 128,256,839.47 : x
  2. Step 2: Convert to fraction form
    232,677,024.35/321,094,215.29 = 128,256,839.47/x
  3. Step 3: Cross multiply
    232,677,024.35x = 321,094,215.29 × 128,256,839.47
  4. Step 4: Simplify right side
    232,677,024.35x = 41,182,529,223,751,136
  5. Step 5: Solve for x
    x = 41,182,529,223,751,136/232,677,024.35
  6. Step 6: Final answer
    x = 176,994,395.29

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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.