Home / 747,104,693.22-1,030,993,714.44-412,591,369.86

Finding the Fourth Proportional to 747,104,693.22, 1,030,993,714.44 and 412,591,369.86

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Solution

The fourth proportional to 747,104,693.22, 1,030,993,714.44 and 412,591,369.86 is: 569,370,146.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,104,693.22 : 1,030,993,714.44 = 412,591,369.86 : x
  2. Step 2: Convert to fraction form
    747,104,693.22/1,030,993,714.44 = 412,591,369.86/x
  3. Step 3: Cross multiply
    747,104,693.22x = 1,030,993,714.44 × 412,591,369.86
  4. Step 4: Simplify right side
    747,104,693.22x = 425,379,108,957,849,280
  5. Step 5: Solve for x
    x = 425,379,108,957,849,280/747,104,693.22
  6. Step 6: Final answer
    x = 569,370,146.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.