Home / 754,842,395.82-1,041,672,573.62-415,744,359.72

Finding the Fourth Proportional to 754,842,395.82, 1,041,672,573.62 and 415,744,359.72

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Solution

The fourth proportional to 754,842,395.82, 1,041,672,573.62 and 415,744,359.72 is: 573,721,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,842,395.82 : 1,041,672,573.62 = 415,744,359.72 : x
  2. Step 2: Convert to fraction form
    754,842,395.82/1,041,672,573.62 = 415,744,359.72/x
  3. Step 3: Cross multiply
    754,842,395.82x = 1,041,672,573.62 × 415,744,359.72
  4. Step 4: Simplify right side
    754,842,395.82x = 433,069,497,155,452,800
  5. Step 5: Solve for x
    x = 433,069,497,155,452,800/754,842,395.82
  6. Step 6: Final answer
    x = 573,721,745.83

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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.