Home / 201,465,876.80-302,198,815.20-157,627,899.20

Finding the Fourth Proportional to 201,465,876.80, 302,198,815.20 and 157,627,899.20

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Solution

The fourth proportional to 201,465,876.80, 302,198,815.20 and 157,627,899.20 is: 236,441,848.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,465,876.80 : 302,198,815.20 = 157,627,899.20 : x
  2. Step 2: Convert to fraction form
    201,465,876.80/302,198,815.20 = 157,627,899.20/x
  3. Step 3: Cross multiply
    201,465,876.80x = 302,198,815.20 × 157,627,899.20
  4. Step 4: Simplify right side
    201,465,876.80x = 47,634,964,380,705,024
  5. Step 5: Solve for x
    x = 47,634,964,380,705,024/201,465,876.80
  6. Step 6: Final answer
    x = 236,441,848.80

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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.