Home / 188,603,631.70-282,905,520.45-84,851,673.73

Finding the Fourth Proportional to 188,603,631.70, 282,905,520.45 and 84,851,673.73

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Solution

The fourth proportional to 188,603,631.70, 282,905,520.45 and 84,851,673.73 is: 127,277,543.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,603,631.70 : 282,905,520.45 = 84,851,673.73 : x
  2. Step 2: Convert to fraction form
    188,603,631.70/282,905,520.45 = 84,851,673.73/x
  3. Step 3: Cross multiply
    188,603,631.70x = 282,905,520.45 × 84,851,673.73
  4. Step 4: Simplify right side
    188,603,631.70x = 24,005,006,916,614,632
  5. Step 5: Solve for x
    x = 24,005,006,916,614,632/188,603,631.70
  6. Step 6: Final answer
    x = 127,277,543.39

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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.