Home / 2,873,456,420.62-3,964,619,431.56-1,683,385,641.40

Finding the Fourth Proportional to 2,873,456,420.62, 3,964,619,431.56 and 1,683,385,641.40

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Solution

The fourth proportional to 2,873,456,420.62, 3,964,619,431.56 and 1,683,385,641.40 is: 2,322,632,553.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,456,420.62 : 3,964,619,431.56 = 1,683,385,641.40 : x
  2. Step 2: Convert to fraction form
    2,873,456,420.62/3,964,619,431.56 = 1,683,385,641.40/x
  3. Step 3: Cross multiply
    2,873,456,420.62x = 3,964,619,431.56 × 1,683,385,641.40
  4. Step 4: Simplify right side
    2,873,456,420.62x = 6,673,983,424,703,534,080
  5. Step 5: Solve for x
    x = 6,673,983,424,703,534,080/2,873,456,420.62
  6. Step 6: Final answer
    x = 2,322,632,553.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.