Home / 339,533,182.80-509,299,774.20-240,897,733.20

Finding the Fourth Proportional to 339,533,182.80, 509,299,774.20 and 240,897,733.20

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Solution

The fourth proportional to 339,533,182.80, 509,299,774.20 and 240,897,733.20 is: 361,346,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,533,182.80 : 509,299,774.20 = 240,897,733.20 : x
  2. Step 2: Convert to fraction form
    339,533,182.80/509,299,774.20 = 240,897,733.20/x
  3. Step 3: Cross multiply
    339,533,182.80x = 509,299,774.20 × 240,897,733.20
  4. Step 4: Simplify right side
    339,533,182.80x = 122,689,161,124,051,840
  5. Step 5: Solve for x
    x = 122,689,161,124,051,840/339,533,182.80
  6. Step 6: Final answer
    x = 361,346,599.80

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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.