Home / 340,992,065.20-511,488,097.80-195,425,345.20

Finding the Fourth Proportional to 340,992,065.20, 511,488,097.80 and 195,425,345.20

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Solution

The fourth proportional to 340,992,065.20, 511,488,097.80 and 195,425,345.20 is: 293,138,017.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,992,065.20 : 511,488,097.80 = 195,425,345.20 : x
  2. Step 2: Convert to fraction form
    340,992,065.20/511,488,097.80 = 195,425,345.20/x
  3. Step 3: Cross multiply
    340,992,065.20x = 511,488,097.80 × 195,425,345.20
  4. Step 4: Simplify right side
    340,992,065.20x = 99,957,738,078,256,352
  5. Step 5: Solve for x
    x = 99,957,738,078,256,352/340,992,065.20
  6. Step 6: Final answer
    x = 293,138,017.80

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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.