Home / 141,345,890.55-212,023,559.75-39,101,366.07

Finding the Fourth Proportional to 141,345,890.55, 212,023,559.75 and 39,101,366.07

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Solution

The fourth proportional to 141,345,890.55, 212,023,559.75 and 39,101,366.07 is: 58,653,355.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,345,890.55 : 212,023,559.75 = 39,101,366.07 : x
  2. Step 2: Convert to fraction form
    141,345,890.55/212,023,559.75 = 39,101,366.07/x
  3. Step 3: Cross multiply
    141,345,890.55x = 212,023,559.75 × 39,101,366.07
  4. Step 4: Simplify right side
    141,345,890.55x = 8,290,410,825,053,761
  5. Step 5: Solve for x
    x = 8,290,410,825,053,761/141,345,890.55
  6. Step 6: Final answer
    x = 58,653,355.91

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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.