Home / 712,433,283.72-1,067,904,069.48-298,147,468.02

Finding the Fourth Proportional to 712,433,283.72, 1,067,904,069.48 and 298,147,468.02

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Solution

The fourth proportional to 712,433,283.72, 1,067,904,069.48 and 298,147,468.02 is: 446,909,067.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,433,283.72 : 1,067,904,069.48 = 298,147,468.02 : x
  2. Step 2: Convert to fraction form
    712,433,283.72/1,067,904,069.48 = 298,147,468.02/x
  3. Step 3: Cross multiply
    712,433,283.72x = 1,067,904,069.48 × 298,147,468.02
  4. Step 4: Simplify right side
    712,433,283.72x = 318,392,894,403,716,160
  5. Step 5: Solve for x
    x = 318,392,894,403,716,160/712,433,283.72
  6. Step 6: Final answer
    x = 446,909,067.39

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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.