Home / 30,721,002,898.32-46,081,522,149.66-8,638,035,025.32

Finding the Fourth Proportional to 30,721,002,898.32, 46,081,522,149.66 and 8,638,035,025.32

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Solution

The fourth proportional to 30,721,002,898.32, 46,081,522,149.66 and 8,638,035,025.32 is: 12,957,057,543.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,721,002,898.32 : 46,081,522,149.66 = 8,638,035,025.32 : x
  2. Step 2: Convert to fraction form
    30,721,002,898.32/46,081,522,149.66 = 8,638,035,025.32/x
  3. Step 3: Cross multiply
    30,721,002,898.32x = 46,081,522,149.66 × 8,638,035,025.32
  4. Step 4: Simplify right side
    30,721,002,898.32x = 398,053,802,348,822,462,464
  5. Step 5: Solve for x
    x = 398,053,802,348,822,462,464/30,721,002,898.32
  6. Step 6: Final answer
    x = 12,957,057,543.54

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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.