Home / 7,098,989,171.07-9,796,893,510.44-3,927,118,401.48

Finding the Fourth Proportional to 7,098,989,171.07, 9,796,893,510.44 and 3,927,118,401.48

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Solution

The fourth proportional to 7,098,989,171.07, 9,796,893,510.44 and 3,927,118,401.48 is: 5,419,582,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,989,171.07 : 9,796,893,510.44 = 3,927,118,401.48 : x
  2. Step 2: Convert to fraction form
    7,098,989,171.07/9,796,893,510.44 = 3,927,118,401.48/x
  3. Step 3: Cross multiply
    7,098,989,171.07x = 9,796,893,510.44 × 3,927,118,401.48
  4. Step 4: Simplify right side
    7,098,989,171.07x = 38,473,560,782,169,284,608
  5. Step 5: Solve for x
    x = 38,473,560,782,169,284,608/7,098,989,171.07
  6. Step 6: Final answer
    x = 5,419,582,965.27

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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.