Home / 203,435,848.53-305,125,040.88-65,243,498.13

Finding the Fourth Proportional to 203,435,848.53, 305,125,040.88 and 65,243,498.13

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Solution

The fourth proportional to 203,435,848.53, 305,125,040.88 and 65,243,498.13 is: 97,856,032.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,435,848.53 : 305,125,040.88 = 65,243,498.13 : x
  2. Step 2: Convert to fraction form
    203,435,848.53/305,125,040.88 = 65,243,498.13/x
  3. Step 3: Cross multiply
    203,435,848.53x = 305,125,040.88 × 65,243,498.13
  4. Step 4: Simplify right side
    203,435,848.53x = 19,907,425,034,070,456
  5. Step 5: Solve for x
    x = 19,907,425,034,070,456/203,435,848.53
  6. Step 6: Final answer
    x = 97,856,032.64

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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.