Home / 735,737,640.18-1,103,979,649.87-408,152,683.86

Finding the Fourth Proportional to 735,737,640.18, 1,103,979,649.87 and 408,152,683.86

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Solution

The fourth proportional to 735,737,640.18, 1,103,979,649.87 and 408,152,683.86 is: 612,436,053.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,737,640.18 : 1,103,979,649.87 = 408,152,683.86 : x
  2. Step 2: Convert to fraction form
    735,737,640.18/1,103,979,649.87 = 408,152,683.86/x
  3. Step 3: Cross multiply
    735,737,640.18x = 1,103,979,649.87 × 408,152,683.86
  4. Step 4: Simplify right side
    735,737,640.18x = 450,592,257,021,263,552
  5. Step 5: Solve for x
    x = 450,592,257,021,263,552/735,737,640.18
  6. Step 6: Final answer
    x = 612,436,053.85

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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.