Home / 142,000,644,044.70-213,000,966,067.05-100,722,401,228.70

Finding the Fourth Proportional to 142,000,644,044.70, 213,000,966,067.05 and 100,722,401,228.70

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Solution

The fourth proportional to 142,000,644,044.70, 213,000,966,067.05 and 100,722,401,228.70 is: 151,083,601,843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,000,644,044.70 : 213,000,966,067.05 = 100,722,401,228.70 : x
  2. Step 2: Convert to fraction form
    142,000,644,044.70/213,000,966,067.05 = 100,722,401,228.70/x
  3. Step 3: Cross multiply
    142,000,644,044.70x = 213,000,966,067.05 × 100,722,401,228.70
  4. Step 4: Simplify right side
    142,000,644,044.70x = 21,453,968,766,306,120,368,128
  5. Step 5: Solve for x
    x = 21,453,968,766,306,120,368,128/142,000,644,044.70
  6. Step 6: Final answer
    x = 151,083,601,843.05

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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.