Home / 331,284,245,010.35-496,885,238,558.72-89,280,287,643.35

Finding the Fourth Proportional to 331,284,245,010.35, 496,885,238,558.72 and 89,280,287,643.35

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Solution

The fourth proportional to 331,284,245,010.35, 496,885,238,558.72 and 89,280,287,643.35 is: 133,909,347,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,284,245,010.35 : 496,885,238,558.72 = 89,280,287,643.35 : x
  2. Step 2: Convert to fraction form
    331,284,245,010.35/496,885,238,558.72 = 89,280,287,643.35/x
  3. Step 3: Cross multiply
    331,284,245,010.35x = 496,885,238,558.72 × 89,280,287,643.35
  4. Step 4: Simplify right side
    331,284,245,010.35x = 44,362,057,024,257,109,524,480
  5. Step 5: Solve for x
    x = 44,362,057,024,257,109,524,480/331,284,245,010.35
  6. Step 6: Final answer
    x = 133,909,347,312.52

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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.