Home / 101,445,025.53-139,994,406.58-55,035,279.45

Finding the Fourth Proportional to 101,445,025.53, 139,994,406.58 and 55,035,279.45

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Solution

The fourth proportional to 101,445,025.53, 139,994,406.58 and 55,035,279.45 is: 75,948,832.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,445,025.53 : 139,994,406.58 = 55,035,279.45 : x
  2. Step 2: Convert to fraction form
    101,445,025.53/139,994,406.58 = 55,035,279.45/x
  3. Step 3: Cross multiply
    101,445,025.53x = 139,994,406.58 × 55,035,279.45
  4. Step 4: Simplify right side
    101,445,025.53x = 7,704,631,287,567,220
  5. Step 5: Solve for x
    x = 7,704,631,287,567,220/101,445,025.53
  6. Step 6: Final answer
    x = 75,948,832.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.