Home / 213,217,080.98-319,613,750.71-148,384,683.51

Finding the Fourth Proportional to 213,217,080.98, 319,613,750.71 and 148,384,683.51

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Solution

The fourth proportional to 213,217,080.98, 319,613,750.71 and 148,384,683.51 is: 222,429,577.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,217,080.98 : 319,613,750.71 = 148,384,683.51 : x
  2. Step 2: Convert to fraction form
    213,217,080.98/319,613,750.71 = 148,384,683.51/x
  3. Step 3: Cross multiply
    213,217,080.98x = 319,613,750.71 × 148,384,683.51
  4. Step 4: Simplify right side
    213,217,080.98x = 47,425,785,242,977,872
  5. Step 5: Solve for x
    x = 47,425,785,242,977,872/213,217,080.98
  6. Step 6: Final answer
    x = 222,429,577.53

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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.