Home / 1,275,563,252.34-1,760,277,273.93-688,852,388.34

Finding the Fourth Proportional to 1,275,563,252.34, 1,760,277,273.93 and 688,852,388.34

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Solution

The fourth proportional to 1,275,563,252.34, 1,760,277,273.93 and 688,852,388.34 is: 950,616,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,563,252.34 : 1,760,277,273.93 = 688,852,388.34 : x
  2. Step 2: Convert to fraction form
    1,275,563,252.34/1,760,277,273.93 = 688,852,388.34/x
  3. Step 3: Cross multiply
    1,275,563,252.34x = 1,760,277,273.93 × 688,852,388.34
  4. Step 4: Simplify right side
    1,275,563,252.34x = 1,212,571,204,287,304,960
  5. Step 5: Solve for x
    x = 1,212,571,204,287,304,960/1,275,563,252.34
  6. Step 6: Final answer
    x = 950,616,288.19

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Double scale
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1.5x scale

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.