Home / 130,190,422.40-195,285,633.60-101,458,102.40

Finding the Fourth Proportional to 130,190,422.40, 195,285,633.60 and 101,458,102.40

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Solution

The fourth proportional to 130,190,422.40, 195,285,633.60 and 101,458,102.40 is: 152,187,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,190,422.40 : 195,285,633.60 = 101,458,102.40 : x
  2. Step 2: Convert to fraction form
    130,190,422.40/195,285,633.60 = 101,458,102.40/x
  3. Step 3: Cross multiply
    130,190,422.40x = 195,285,633.60 × 101,458,102.40
  4. Step 4: Simplify right side
    130,190,422.40x = 19,813,309,811,037,680
  5. Step 5: Solve for x
    x = 19,813,309,811,037,680/130,190,422.40
  6. Step 6: Final answer
    x = 152,187,153.60

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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.