Home / 369,970,377.60-510,590,474-205,009,691.52

Finding the Fourth Proportional to 369,970,377.60, 510,590,474 and 205,009,691.52

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Solution

The fourth proportional to 369,970,377.60, 510,590,474 and 205,009,691.52 is: 282,930,747.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,970,377.60 : 510,590,474 = 205,009,691.52 : x
  2. Step 2: Convert to fraction form
    369,970,377.60/510,590,474 = 205,009,691.52/x
  3. Step 3: Cross multiply
    369,970,377.60x = 510,590,474 × 205,009,691.52
  4. Step 4: Simplify right side
    369,970,377.60x = 104,675,995,567,790,592
  5. Step 5: Solve for x
    x = 104,675,995,567,790,592/369,970,377.60
  6. Step 6: Final answer
    x = 282,930,747.72

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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.