Home / 774,581,828-1,161,872,032.10-242,797,076.56

Finding the Fourth Proportional to 774,581,828, 1,161,872,032.10 and 242,797,076.56

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Solution

The fourth proportional to 774,581,828, 1,161,872,032.10 and 242,797,076.56 is: 364,195,392.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,581,828 : 1,161,872,032.10 = 242,797,076.56 : x
  2. Step 2: Convert to fraction form
    774,581,828/1,161,872,032.10 = 242,797,076.56/x
  3. Step 3: Cross multiply
    774,581,828x = 1,161,872,032.10 × 242,797,076.56
  4. Step 4: Simplify right side
    774,581,828x = 282,099,132,730,706,464
  5. Step 5: Solve for x
    x = 282,099,132,730,706,464/774,581,828
  6. Step 6: Final answer
    x = 364,195,392.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.