Home / 559,408,134,672.45-839,112,202,008.67-305,221,551,839.55

Finding the Fourth Proportional to 559,408,134,672.45, 839,112,202,008.67 and 305,221,551,839.55

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Solution

The fourth proportional to 559,408,134,672.45, 839,112,202,008.67 and 305,221,551,839.55 is: 457,832,327,759.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,408,134,672.45 : 839,112,202,008.67 = 305,221,551,839.55 : x
  2. Step 2: Convert to fraction form
    559,408,134,672.45/839,112,202,008.67 = 305,221,551,839.55/x
  3. Step 3: Cross multiply
    559,408,134,672.45x = 839,112,202,008.67 × 305,221,551,839.55
  4. Step 4: Simplify right side
    559,408,134,672.45x = 256,115,128,464,588,236,914,688
  5. Step 5: Solve for x
    x = 256,115,128,464,588,236,914,688/559,408,134,672.45
  6. Step 6: Final answer
    x = 457,832,327,759.32

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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.