Home / 182,798,683.90-252,195,986.40-120,108,525.72

Finding the Fourth Proportional to 182,798,683.90, 252,195,986.40 and 120,108,525.72

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Solution

The fourth proportional to 182,798,683.90, 252,195,986.40 and 120,108,525.72 is: 165,706,270.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,798,683.90 : 252,195,986.40 = 120,108,525.72 : x
  2. Step 2: Convert to fraction form
    182,798,683.90/252,195,986.40 = 120,108,525.72/x
  3. Step 3: Cross multiply
    182,798,683.90x = 252,195,986.40 × 120,108,525.72
  4. Step 4: Simplify right side
    182,798,683.90x = 30,290,888,119,005,172
  5. Step 5: Solve for x
    x = 30,290,888,119,005,172/182,798,683.90
  6. Step 6: Final answer
    x = 165,706,270.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.