Home / 88,089,141.70-132,133,712.55-65,414,325.70

Finding the Fourth Proportional to 88,089,141.70, 132,133,712.55 and 65,414,325.70

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Solution

The fourth proportional to 88,089,141.70, 132,133,712.55 and 65,414,325.70 is: 98,121,488.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,089,141.70 : 132,133,712.55 = 65,414,325.70 : x
  2. Step 2: Convert to fraction form
    88,089,141.70/132,133,712.55 = 65,414,325.70/x
  3. Step 3: Cross multiply
    88,089,141.70x = 132,133,712.55 × 65,414,325.70
  4. Step 4: Simplify right side
    88,089,141.70x = 8,643,437,708,695,878
  5. Step 5: Solve for x
    x = 8,643,437,708,695,878/88,089,141.70
  6. Step 6: Final answer
    x = 98,121,488.55

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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.