Home / 99,670,260.15-149,206,791.83-59,259,943.35

Finding the Fourth Proportional to 99,670,260.15, 149,206,791.83 and 59,259,943.35

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Solution

The fourth proportional to 99,670,260.15, 149,206,791.83 and 59,259,943.35 is: 88,712,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,670,260.15 : 149,206,791.83 = 59,259,943.35 : x
  2. Step 2: Convert to fraction form
    99,670,260.15/149,206,791.83 = 59,259,943.35/x
  3. Step 3: Cross multiply
    99,670,260.15x = 149,206,791.83 × 59,259,943.35
  4. Step 4: Simplify right side
    99,670,260.15x = 8,841,986,030,984,743
  5. Step 5: Solve for x
    x = 8,841,986,030,984,743/99,670,260.15
  6. Step 6: Final answer
    x = 88,712,380.38

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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.