Home / 190,130,133.60-285,195,200.40-60,741,964.80

Finding the Fourth Proportional to 190,130,133.60, 285,195,200.40 and 60,741,964.80

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Solution

The fourth proportional to 190,130,133.60, 285,195,200.40 and 60,741,964.80 is: 91,112,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,130,133.60 : 285,195,200.40 = 60,741,964.80 : x
  2. Step 2: Convert to fraction form
    190,130,133.60/285,195,200.40 = 60,741,964.80/x
  3. Step 3: Cross multiply
    190,130,133.60x = 285,195,200.40 × 60,741,964.80
  4. Step 4: Simplify right side
    190,130,133.60x = 17,323,316,823,825,744
  5. Step 5: Solve for x
    x = 17,323,316,823,825,744/190,130,133.60
  6. Step 6: Final answer
    x = 91,112,947.20

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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.