Home / 194,942,506.80-292,413,760.20-156,678,754.80

Finding the Fourth Proportional to 194,942,506.80, 292,413,760.20 and 156,678,754.80

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Solution

The fourth proportional to 194,942,506.80, 292,413,760.20 and 156,678,754.80 is: 235,018,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,942,506.80 : 292,413,760.20 = 156,678,754.80 : x
  2. Step 2: Convert to fraction form
    194,942,506.80/292,413,760.20 = 156,678,754.80/x
  3. Step 3: Cross multiply
    194,942,506.80x = 292,413,760.20 × 156,678,754.80
  4. Step 4: Simplify right side
    194,942,506.80x = 45,815,023,834,521,800
  5. Step 5: Solve for x
    x = 45,815,023,834,521,800/194,942,506.80
  6. Step 6: Final answer
    x = 235,018,132.20

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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.