Home / 178,731,278.40-268,096,917.60-88,032,014.40

Finding the Fourth Proportional to 178,731,278.40, 268,096,917.60 and 88,032,014.40

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Solution

The fourth proportional to 178,731,278.40, 268,096,917.60 and 88,032,014.40 is: 132,048,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,731,278.40 : 268,096,917.60 = 88,032,014.40 : x
  2. Step 2: Convert to fraction form
    178,731,278.40/268,096,917.60 = 88,032,014.40/x
  3. Step 3: Cross multiply
    178,731,278.40x = 268,096,917.60 × 88,032,014.40
  4. Step 4: Simplify right side
    178,731,278.40x = 23,601,111,710,758,816
  5. Step 5: Solve for x
    x = 23,601,111,710,758,816/178,731,278.40
  6. Step 6: Final answer
    x = 132,048,021.60

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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.