Home / 118,098,429.20-177,147,643.80-41,429,207.60

Finding the Fourth Proportional to 118,098,429.20, 177,147,643.80 and 41,429,207.60

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Solution

The fourth proportional to 118,098,429.20, 177,147,643.80 and 41,429,207.60 is: 62,143,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,429.20 : 177,147,643.80 = 41,429,207.60 : x
  2. Step 2: Convert to fraction form
    118,098,429.20/177,147,643.80 = 41,429,207.60/x
  3. Step 3: Cross multiply
    118,098,429.20x = 177,147,643.80 × 41,429,207.60
  4. Step 4: Simplify right side
    118,098,429.20x = 7,339,086,510,841,054
  5. Step 5: Solve for x
    x = 7,339,086,510,841,054/118,098,429.20
  6. Step 6: Final answer
    x = 62,143,811.40

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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.