Home / 80,518,566.26-120,774,475.82-25,929,943.50

Finding the Fourth Proportional to 80,518,566.26, 120,774,475.82 and 25,929,943.50

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Solution

The fourth proportional to 80,518,566.26, 120,774,475.82 and 25,929,943.50 is: 38,893,828.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,518,566.26 : 120,774,475.82 = 25,929,943.50 : x
  2. Step 2: Convert to fraction form
    80,518,566.26/120,774,475.82 = 25,929,943.50/x
  3. Step 3: Cross multiply
    80,518,566.26x = 120,774,475.82 × 25,929,943.50
  4. Step 4: Simplify right side
    80,518,566.26x = 3,131,675,334,254,716
  5. Step 5: Solve for x
    x = 3,131,675,334,254,716/80,518,566.26
  6. Step 6: Final answer
    x = 38,893,828.84

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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.