Home / 78,802,050.98-118,073,375.34-26,958,312.93

Finding the Fourth Proportional to 78,802,050.98, 118,073,375.34 and 26,958,312.93

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Solution

The fourth proportional to 78,802,050.98, 118,073,375.34 and 26,958,312.93 is: 40,393,098.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,802,050.98 : 118,073,375.34 = 26,958,312.93 : x
  2. Step 2: Convert to fraction form
    78,802,050.98/118,073,375.34 = 26,958,312.93/x
  3. Step 3: Cross multiply
    78,802,050.98x = 118,073,375.34 × 26,958,312.93
  4. Step 4: Simplify right side
    78,802,050.98x = 3,183,059,000,526,698.50
  5. Step 5: Solve for x
    x = 3,183,059,000,526,698.50/78,802,050.98
  6. Step 6: Final answer
    x = 40,393,098.42

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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.