Home / 357,466,163.50-536,199,274.41-115,129,067.50

Finding the Fourth Proportional to 357,466,163.50, 536,199,274.41 and 115,129,067.50

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Solution

The fourth proportional to 357,466,163.50, 536,199,274.41 and 115,129,067.50 is: 172,693,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,466,163.50 : 536,199,274.41 = 115,129,067.50 : x
  2. Step 2: Convert to fraction form
    357,466,163.50/536,199,274.41 = 115,129,067.50/x
  3. Step 3: Cross multiply
    357,466,163.50x = 536,199,274.41 × 115,129,067.50
  4. Step 4: Simplify right side
    357,466,163.50x = 61,732,122,456,999,912
  5. Step 5: Solve for x
    x = 61,732,122,456,999,912/357,466,163.50
  6. Step 6: Final answer
    x = 172,693,610.64

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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.