Home / 510,646,860.90-765,970,291.35-304,022,600.10

Finding the Fourth Proportional to 510,646,860.90, 765,970,291.35 and 304,022,600.10

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Solution

The fourth proportional to 510,646,860.90, 765,970,291.35 and 304,022,600.10 is: 456,033,900.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,646,860.90 : 765,970,291.35 = 304,022,600.10 : x
  2. Step 2: Convert to fraction form
    510,646,860.90/765,970,291.35 = 304,022,600.10/x
  3. Step 3: Cross multiply
    510,646,860.90x = 765,970,291.35 × 304,022,600.10
  4. Step 4: Simplify right side
    510,646,860.90x = 232,872,279,575,581,568
  5. Step 5: Solve for x
    x = 232,872,279,575,581,568/510,646,860.90
  6. Step 6: Final answer
    x = 456,033,900.15

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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.