Home / 331,284,245,011.11-496,885,238,559.84-89,280,287,644.11

Finding the Fourth Proportional to 331,284,245,011.11, 496,885,238,559.84 and 89,280,287,644.11

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Solution

The fourth proportional to 331,284,245,011.11, 496,885,238,559.84 and 89,280,287,644.11 is: 133,909,347,313.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,284,245,011.11 : 496,885,238,559.84 = 89,280,287,644.11 : x
  2. Step 2: Convert to fraction form
    331,284,245,011.11/496,885,238,559.84 = 89,280,287,644.11/x
  3. Step 3: Cross multiply
    331,284,245,011.11x = 496,885,238,559.84 × 89,280,287,644.11
  4. Step 4: Simplify right side
    331,284,245,011.11x = 44,362,057,024,734,731,698,176
  5. Step 5: Solve for x
    x = 44,362,057,024,734,731,698,176/331,284,245,011.11
  6. Step 6: Final answer
    x = 133,909,347,313.66

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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.