Home / 968,553,272,407.72-1,336,644,122,214-557,022,072,417.24

Finding the Fourth Proportional to 968,553,272,407.72, 1,336,644,122,214 and 557,022,072,417.24

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Solution

The fourth proportional to 968,553,272,407.72, 1,336,644,122,214 and 557,022,072,417.24 is: 768,713,812,911

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,553,272,407.72 : 1,336,644,122,214 = 557,022,072,417.24 : x
  2. Step 2: Convert to fraction form
    968,553,272,407.72/1,336,644,122,214 = 557,022,072,417.24/x
  3. Step 3: Cross multiply
    968,553,272,407.72x = 1,336,644,122,214 × 557,022,072,417.24
  4. Step 4: Simplify right side
    968,553,272,407.72x = 744,540,279,039,964,867,461,120
  5. Step 5: Solve for x
    x = 744,540,279,039,964,867,461,120/968,553,272,407.72
  6. Step 6: Final answer
    x = 768,713,812,911

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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.