Home / 178,848,007.20-268,272,010.80-97,006,093.20

Finding the Fourth Proportional to 178,848,007.20, 268,272,010.80 and 97,006,093.20

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Solution

The fourth proportional to 178,848,007.20, 268,272,010.80 and 97,006,093.20 is: 145,509,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,848,007.20 : 268,272,010.80 = 97,006,093.20 : x
  2. Step 2: Convert to fraction form
    178,848,007.20/268,272,010.80 = 97,006,093.20/x
  3. Step 3: Cross multiply
    178,848,007.20x = 268,272,010.80 × 97,006,093.20
  4. Step 4: Simplify right side
    178,848,007.20x = 26,024,019,682,616,208
  5. Step 5: Solve for x
    x = 26,024,019,682,616,208/178,848,007.20
  6. Step 6: Final answer
    x = 145,509,139.80

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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.