Home / 142,608,184.40-213,912,276.60-132,971,387.60

Finding the Fourth Proportional to 142,608,184.40, 213,912,276.60 and 132,971,387.60

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Solution

The fourth proportional to 142,608,184.40, 213,912,276.60 and 132,971,387.60 is: 199,457,081.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,608,184.40 : 213,912,276.60 = 132,971,387.60 : x
  2. Step 2: Convert to fraction form
    142,608,184.40/213,912,276.60 = 132,971,387.60/x
  3. Step 3: Cross multiply
    142,608,184.40x = 213,912,276.60 × 132,971,387.60
  4. Step 4: Simplify right side
    142,608,184.40x = 28,444,212,244,177,008
  5. Step 5: Solve for x
    x = 28,444,212,244,177,008/142,608,184.40
  6. Step 6: Final answer
    x = 199,457,081.40

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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.