Home / 201,070,862.20-301,641,722.70-71,753,552.20

Finding the Fourth Proportional to 201,070,862.20, 301,641,722.70 and 71,753,552.20

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Solution

The fourth proportional to 201,070,862.20, 301,641,722.70 and 71,753,552.20 is: 107,642,971.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,070,862.20 : 301,641,722.70 = 71,753,552.20 : x
  2. Step 2: Convert to fraction form
    201,070,862.20/301,641,722.70 = 71,753,552.20/x
  3. Step 3: Cross multiply
    201,070,862.20x = 301,641,722.70 × 71,753,552.20
  4. Step 4: Simplify right side
    201,070,862.20x = 21,643,865,095,452,376
  5. Step 5: Solve for x
    x = 21,643,865,095,452,376/201,070,862.20
  6. Step 6: Final answer
    x = 107,642,971.53

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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.