Home / 201,466,000.80-302,199,001.20-157,628,023.20

Finding the Fourth Proportional to 201,466,000.80, 302,199,001.20 and 157,628,023.20

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Solution

The fourth proportional to 201,466,000.80, 302,199,001.20 and 157,628,023.20 is: 236,442,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,466,000.80 : 302,199,001.20 = 157,628,023.20 : x
  2. Step 2: Convert to fraction form
    201,466,000.80/302,199,001.20 = 157,628,023.20/x
  3. Step 3: Cross multiply
    201,466,000.80x = 302,199,001.20 × 157,628,023.20
  4. Step 4: Simplify right side
    201,466,000.80x = 47,635,031,172,170,424
  5. Step 5: Solve for x
    x = 47,635,031,172,170,424/201,466,000.80
  6. Step 6: Final answer
    x = 236,442,034.80

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1.5x scale

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.