Home / 617,101,852.77-851,558,630.36-338,661,312.44

Finding the Fourth Proportional to 617,101,852.77, 851,558,630.36 and 338,661,312.44

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Solution

The fourth proportional to 617,101,852.77, 851,558,630.36 and 338,661,312.44 is: 467,329,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,101,852.77 : 851,558,630.36 = 338,661,312.44 : x
  2. Step 2: Convert to fraction form
    617,101,852.77/851,558,630.36 = 338,661,312.44/x
  3. Step 3: Cross multiply
    617,101,852.77x = 851,558,630.36 × 338,661,312.44
  4. Step 4: Simplify right side
    617,101,852.77x = 288,389,963,371,375,360
  5. Step 5: Solve for x
    x = 288,389,963,371,375,360/617,101,852.77
  6. Step 6: Final answer
    x = 467,329,602.20

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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.