Home / 1,623,998,666.56-2,241,119,818.47-881,442,882.40

Finding the Fourth Proportional to 1,623,998,666.56, 2,241,119,818.47 and 881,442,882.40

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Solution

The fourth proportional to 1,623,998,666.56, 2,241,119,818.47 and 881,442,882.40 is: 1,216,392,077.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,998,666.56 : 2,241,119,818.47 = 881,442,882.40 : x
  2. Step 2: Convert to fraction form
    1,623,998,666.56/2,241,119,818.47 = 881,442,882.40/x
  3. Step 3: Cross multiply
    1,623,998,666.56x = 2,241,119,818.47 × 881,442,882.40
  4. Step 4: Simplify right side
    1,623,998,666.56x = 1,975,419,112,595,961,344
  5. Step 5: Solve for x
    x = 1,975,419,112,595,961,344/1,623,998,666.56
  6. Step 6: Final answer
    x = 1,216,392,077.94

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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.