Home / 131,437,086.19-197,150,148.80-34,390,645.18

Finding the Fourth Proportional to 131,437,086.19, 197,150,148.80 and 34,390,645.18

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Solution

The fourth proportional to 131,437,086.19, 197,150,148.80 and 34,390,645.18 is: 51,584,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,437,086.19 : 197,150,148.80 = 34,390,645.18 : x
  2. Step 2: Convert to fraction form
    131,437,086.19/197,150,148.80 = 34,390,645.18/x
  3. Step 3: Cross multiply
    131,437,086.19x = 197,150,148.80 × 34,390,645.18
  4. Step 4: Simplify right side
    131,437,086.19x = 6,780,120,814,676,444
  5. Step 5: Solve for x
    x = 6,780,120,814,676,444/131,437,086.19
  6. Step 6: Final answer
    x = 51,584,533.80

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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.