Home / 147,279,354-220,920,138-65,376,213.54

Finding the Fourth Proportional to 147,279,354, 220,920,138 and 65,376,213.54

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Solution

The fourth proportional to 147,279,354, 220,920,138 and 65,376,213.54 is: 98,064,811.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,279,354 : 220,920,138 = 65,376,213.54 : x
  2. Step 2: Convert to fraction form
    147,279,354/220,920,138 = 65,376,213.54/x
  3. Step 3: Cross multiply
    147,279,354x = 220,920,138 × 65,376,213.54
  4. Step 4: Simplify right side
    147,279,354x = 14,442,922,117,174,268
  5. Step 5: Solve for x
    x = 14,442,922,117,174,268/147,279,354
  6. Step 6: Final answer
    x = 98,064,811.70

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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.