Home / 1,113,407,900,392.10-1,669,428,351,910.40-432,691,435,238.88

Finding the Fourth Proportional to 1,113,407,900,392.10, 1,669,428,351,910.40 and 432,691,435,238.88

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Solution

The fourth proportional to 1,113,407,900,392.10, 1,669,428,351,910.40 and 432,691,435,238.88 is: 648,771,532,303.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,407,900,392.10 : 1,669,428,351,910.40 = 432,691,435,238.88 : x
  2. Step 2: Convert to fraction form
    1,113,407,900,392.10/1,669,428,351,910.40 = 432,691,435,238.88/x
  3. Step 3: Cross multiply
    1,113,407,900,392.10x = 1,669,428,351,910.40 × 432,691,435,238.88
  4. Step 4: Simplify right side
    1,113,407,900,392.10x = 722,347,349,616,589,021,380,608
  5. Step 5: Solve for x
    x = 722,347,349,616,589,021,380,608/1,113,407,900,392.10
  6. Step 6: Final answer
    x = 648,771,532,303.85

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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.