Home / 331,284,245,014.86-496,885,238,565.45-89,280,287,647.86

Finding the Fourth Proportional to 331,284,245,014.86, 496,885,238,565.45 and 89,280,287,647.86

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Solution

The fourth proportional to 331,284,245,014.86, 496,885,238,565.45 and 89,280,287,647.86 is: 133,909,347,319.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,284,245,014.86 : 496,885,238,565.45 = 89,280,287,647.86 : x
  2. Step 2: Convert to fraction form
    331,284,245,014.86/496,885,238,565.45 = 89,280,287,647.86/x
  3. Step 3: Cross multiply
    331,284,245,014.86x = 496,885,238,565.45 × 89,280,287,647.86
  4. Step 4: Simplify right side
    331,284,245,014.86x = 44,362,057,027,098,918,256,640
  5. Step 5: Solve for x
    x = 44,362,057,027,098,918,256,640/331,284,245,014.86
  6. Step 6: Final answer
    x = 133,909,347,319.28

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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.