Home / 691,033,696.80-948,550,388.88-610,963,252.80

Finding the Fourth Proportional to 691,033,696.80, 948,550,388.88 and 610,963,252.80

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Solution

The fourth proportional to 691,033,696.80, 948,550,388.88 and 610,963,252.80 is: 838,641,348.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,033,696.80 : 948,550,388.88 = 610,963,252.80 : x
  2. Step 2: Convert to fraction form
    691,033,696.80/948,550,388.88 = 610,963,252.80/x
  3. Step 3: Cross multiply
    691,033,696.80x = 948,550,388.88 × 610,963,252.80
  4. Step 4: Simplify right side
    691,033,696.80x = 579,529,431,034,829,696
  5. Step 5: Solve for x
    x = 579,529,431,034,829,696/691,033,696.80
  6. Step 6: Final answer
    x = 838,641,348.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.