Home / 1,623,998,665.31-2,241,119,816.74-881,442,881.15

Finding the Fourth Proportional to 1,623,998,665.31, 2,241,119,816.74 and 881,442,881.15

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Solution

The fourth proportional to 1,623,998,665.31, 2,241,119,816.74 and 881,442,881.15 is: 1,216,392,076.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,998,665.31 : 2,241,119,816.74 = 881,442,881.15 : x
  2. Step 2: Convert to fraction form
    1,623,998,665.31/2,241,119,816.74 = 881,442,881.15/x
  3. Step 3: Cross multiply
    1,623,998,665.31x = 2,241,119,816.74 × 881,442,881.15
  4. Step 4: Simplify right side
    1,623,998,665.31x = 1,975,419,108,258,459,648
  5. Step 5: Solve for x
    x = 1,975,419,108,258,459,648/1,623,998,665.31
  6. Step 6: Final answer
    x = 1,216,392,076.21

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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.