Home / 1,182,103,894.20-1,773,155,841.30-320,460,886.20

Finding the Fourth Proportional to 1,182,103,894.20, 1,773,155,841.30 and 320,460,886.20

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Solution

The fourth proportional to 1,182,103,894.20, 1,773,155,841.30 and 320,460,886.20 is: 480,691,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,103,894.20 : 1,773,155,841.30 = 320,460,886.20 : x
  2. Step 2: Convert to fraction form
    1,182,103,894.20/1,773,155,841.30 = 320,460,886.20/x
  3. Step 3: Cross multiply
    1,182,103,894.20x = 1,773,155,841.30 × 320,460,886.20
  4. Step 4: Simplify right side
    1,182,103,894.20x = 568,227,092,273,704,512
  5. Step 5: Solve for x
    x = 568,227,092,273,704,512/1,182,103,894.20
  6. Step 6: Final answer
    x = 480,691,329.30

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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.