Home / 160,126,661.94-240,103,659.87-86,389,964.34

Finding the Fourth Proportional to 160,126,661.94, 240,103,659.87 and 86,389,964.34

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Solution

The fourth proportional to 160,126,661.94, 240,103,659.87 and 86,389,964.34 is: 129,538,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,126,661.94 : 240,103,659.87 = 86,389,964.34 : x
  2. Step 2: Convert to fraction form
    160,126,661.94/240,103,659.87 = 86,389,964.34/x
  3. Step 3: Cross multiply
    160,126,661.94x = 240,103,659.87 × 86,389,964.34
  4. Step 4: Simplify right side
    160,126,661.94x = 20,742,546,614,072,792
  5. Step 5: Solve for x
    x = 20,742,546,614,072,792/160,126,661.94
  6. Step 6: Final answer
    x = 129,538,368.96

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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.