Home / 275,312,495.60-413,030,959.92-91,079,536.64

Finding the Fourth Proportional to 275,312,495.60, 413,030,959.92 and 91,079,536.64

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Solution

The fourth proportional to 275,312,495.60, 413,030,959.92 and 91,079,536.64 is: 136,639,887.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,312,495.60 : 413,030,959.92 = 91,079,536.64 : x
  2. Step 2: Convert to fraction form
    275,312,495.60/413,030,959.92 = 91,079,536.64/x
  3. Step 3: Cross multiply
    275,312,495.60x = 413,030,959.92 × 91,079,536.64
  4. Step 4: Simplify right side
    275,312,495.60x = 37,618,668,447,488,016
  5. Step 5: Solve for x
    x = 37,618,668,447,488,016/275,312,495.60
  6. Step 6: Final answer
    x = 136,639,887.58

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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.