Home / 146,120,063.82-201,569,238.60-90,347,655.96

Finding the Fourth Proportional to 146,120,063.82, 201,569,238.60 and 90,347,655.96

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Solution

The fourth proportional to 146,120,063.82, 201,569,238.60 and 90,347,655.96 is: 124,632,495.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,120,063.82 : 201,569,238.60 = 90,347,655.96 : x
  2. Step 2: Convert to fraction form
    146,120,063.82/201,569,238.60 = 90,347,655.96/x
  3. Step 3: Cross multiply
    146,120,063.82x = 201,569,238.60 × 90,347,655.96
  4. Step 4: Simplify right side
    146,120,063.82x = 18,211,308,221,151,952
  5. Step 5: Solve for x
    x = 18,211,308,221,151,952/146,120,063.82
  6. Step 6: Final answer
    x = 124,632,495.67

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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.