Home / 6,989,599,025.07-9,645,582,761.10-3,817,781,990.07

Finding the Fourth Proportional to 6,989,599,025.07, 9,645,582,761.10 and 3,817,781,990.07

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Solution

The fourth proportional to 6,989,599,025.07, 9,645,582,761.10 and 3,817,781,990.07 is: 5,268,504,247.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,599,025.07 : 9,645,582,761.10 = 3,817,781,990.07 : x
  2. Step 2: Convert to fraction form
    6,989,599,025.07/9,645,582,761.10 = 3,817,781,990.07/x
  3. Step 3: Cross multiply
    6,989,599,025.07x = 9,645,582,761.10 × 3,817,781,990.07
  4. Step 4: Simplify right side
    6,989,599,025.07x = 36,824,732,149,057,245,184
  5. Step 5: Solve for x
    x = 36,824,732,149,057,245,184/6,989,599,025.07
  6. Step 6: Final answer
    x = 5,268,504,247.09

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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.