Home / 118,346,713.20-177,394,098.60-45,535,359.60

Finding the Fourth Proportional to 118,346,713.20, 177,394,098.60 and 45,535,359.60

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Solution

The fourth proportional to 118,346,713.20, 177,394,098.60 and 45,535,359.60 is: 68,254,570.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,346,713.20 : 177,394,098.60 = 45,535,359.60 : x
  2. Step 2: Convert to fraction form
    118,346,713.20/177,394,098.60 = 45,535,359.60/x
  3. Step 3: Cross multiply
    118,346,713.20x = 177,394,098.60 × 45,535,359.60
  4. Step 4: Simplify right side
    118,346,713.20x = 8,077,704,070,668,857
  5. Step 5: Solve for x
    x = 8,077,704,070,668,857/118,346,713.20
  6. Step 6: Final answer
    x = 68,254,570.42

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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.