Home / 194,942,221.80-292,413,332.70-156,678,469.80

Finding the Fourth Proportional to 194,942,221.80, 292,413,332.70 and 156,678,469.80

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Solution

The fourth proportional to 194,942,221.80, 292,413,332.70 and 156,678,469.80 is: 235,017,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,942,221.80 : 292,413,332.70 = 156,678,469.80 : x
  2. Step 2: Convert to fraction form
    194,942,221.80/292,413,332.70 = 156,678,469.80/x
  3. Step 3: Cross multiply
    194,942,221.80x = 292,413,332.70 × 156,678,469.80
  4. Step 4: Simplify right side
    194,942,221.80x = 45,814,873,516,554,304
  5. Step 5: Solve for x
    x = 45,814,873,516,554,304/194,942,221.80
  6. Step 6: Final answer
    x = 235,017,704.70

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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.