Home / 201,739,121.90-302,608,682.85-132,864,368.30

Finding the Fourth Proportional to 201,739,121.90, 302,608,682.85 and 132,864,368.30

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Solution

The fourth proportional to 201,739,121.90, 302,608,682.85 and 132,864,368.30 is: 199,296,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,739,121.90 : 302,608,682.85 = 132,864,368.30 : x
  2. Step 2: Convert to fraction form
    201,739,121.90/302,608,682.85 = 132,864,368.30/x
  3. Step 3: Cross multiply
    201,739,121.90x = 302,608,682.85 × 132,864,368.30
  4. Step 4: Simplify right side
    201,739,121.90x = 40,205,911,488,960,296
  5. Step 5: Solve for x
    x = 40,205,911,488,960,296/201,739,121.90
  6. Step 6: Final answer
    x = 199,296,552.45

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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.