Home / 2,785,196,076,836-4,179,702,472,821.40-972,071,692,694.65

Finding the Fourth Proportional to 2,785,196,076,836, 4,179,702,472,821.40 and 972,071,692,694.65

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Solution

The fourth proportional to 2,785,196,076,836, 4,179,702,472,821.40 and 972,071,692,694.65 is: 1,458,773,582,049.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,196,076,836 : 4,179,702,472,821.40 = 972,071,692,694.65 : x
  2. Step 2: Convert to fraction form
    2,785,196,076,836/4,179,702,472,821.40 = 972,071,692,694.65/x
  3. Step 3: Cross multiply
    2,785,196,076,836x = 4,179,702,472,821.40 × 972,071,692,694.65
  4. Step 4: Simplify right side
    2,785,196,076,836x = 4,062,970,457,715,512,728,092,672
  5. Step 5: Solve for x
    x = 4,062,970,457,715,512,728,092,672/2,785,196,076,836
  6. Step 6: Final answer
    x = 1,458,773,582,049.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.