Home / 148,798,273.73-205,038,788.27-115,103,049.06

Finding the Fourth Proportional to 148,798,273.73, 205,038,788.27 and 115,103,049.06

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Solution

The fourth proportional to 148,798,273.73, 205,038,788.27 and 115,103,049.06 is: 158,607,953.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,798,273.73 : 205,038,788.27 = 115,103,049.06 : x
  2. Step 2: Convert to fraction form
    148,798,273.73/205,038,788.27 = 115,103,049.06/x
  3. Step 3: Cross multiply
    148,798,273.73x = 205,038,788.27 × 115,103,049.06
  4. Step 4: Simplify right side
    148,798,273.73x = 23,600,589,704,877,932
  5. Step 5: Solve for x
    x = 23,600,589,704,877,932/148,798,273.73
  6. Step 6: Final answer
    x = 158,607,953.66

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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.