Home / 968,553,272,410.72-1,336,644,122,218.10-557,022,072,420.24

Finding the Fourth Proportional to 968,553,272,410.72, 1,336,644,122,218.10 and 557,022,072,420.24

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Solution

The fourth proportional to 968,553,272,410.72, 1,336,644,122,218.10 and 557,022,072,420.24 is: 768,713,812,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,553,272,410.72 : 1,336,644,122,218.10 = 557,022,072,420.24 : x
  2. Step 2: Convert to fraction form
    968,553,272,410.72/1,336,644,122,218.10 = 557,022,072,420.24/x
  3. Step 3: Cross multiply
    968,553,272,410.72x = 1,336,644,122,218.10 × 557,022,072,420.24
  4. Step 4: Simplify right side
    968,553,272,410.72x = 744,540,279,046,258,605,162,496
  5. Step 5: Solve for x
    x = 744,540,279,046,258,605,162,496/968,553,272,410.72
  6. Step 6: Final answer
    x = 768,713,812,915.12

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Double scale
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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.