Home / 960,622,112.53-1,440,965,066.02-330,347,987.17

Finding the Fourth Proportional to 960,622,112.53, 1,440,965,066.02 and 330,347,987.17

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Solution

The fourth proportional to 960,622,112.53, 1,440,965,066.02 and 330,347,987.17 is: 495,532,949.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,622,112.53 : 1,440,965,066.02 = 330,347,987.17 : x
  2. Step 2: Convert to fraction form
    960,622,112.53/1,440,965,066.02 = 330,347,987.17/x
  3. Step 3: Cross multiply
    960,622,112.53x = 1,440,965,066.02 × 330,347,987.17
  4. Step 4: Simplify right side
    960,622,112.53x = 476,019,909,147,459,392
  5. Step 5: Solve for x
    x = 476,019,909,147,459,392/960,622,112.53
  6. Step 6: Final answer
    x = 495,532,949.89

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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.