Home / 242,488,930.03-334,634,857.68-130,979,770.33

Finding the Fourth Proportional to 242,488,930.03, 334,634,857.68 and 130,979,770.33

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Solution

The fourth proportional to 242,488,930.03, 334,634,857.68 and 130,979,770.33 is: 180,752,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,488,930.03 : 334,634,857.68 = 130,979,770.33 : x
  2. Step 2: Convert to fraction form
    242,488,930.03/334,634,857.68 = 130,979,770.33/x
  3. Step 3: Cross multiply
    242,488,930.03x = 334,634,857.68 × 130,979,770.33
  4. Step 4: Simplify right side
    242,488,930.03x = 43,830,396,803,338,640
  5. Step 5: Solve for x
    x = 43,830,396,803,338,640/242,488,930.03
  6. Step 6: Final answer
    x = 180,752,155.56

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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.