Home / 359,347,125.20-538,012,918.20-349,269,429.20

Finding the Fourth Proportional to 359,347,125.20, 538,012,918.20 and 349,269,429.20

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Solution

The fourth proportional to 359,347,125.20, 538,012,918.20 and 349,269,429.20 is: 522,924,636.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,347,125.20 : 538,012,918.20 = 349,269,429.20 : x
  2. Step 2: Convert to fraction form
    359,347,125.20/538,012,918.20 = 349,269,429.20/x
  3. Step 3: Cross multiply
    359,347,125.20x = 538,012,918.20 × 349,269,429.20
  4. Step 4: Simplify right side
    359,347,125.20x = 187,911,464,841,940,288
  5. Step 5: Solve for x
    x = 187,911,464,841,940,288/359,347,125.20
  6. Step 6: Final answer
    x = 522,924,636.55

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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.