Home / 291,725,729.14-437,589,334.86-119,202,542.86

Finding the Fourth Proportional to 291,725,729.14, 437,589,334.86 and 119,202,542.86

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Solution

The fourth proportional to 291,725,729.14, 437,589,334.86 and 119,202,542.86 is: 178,804,117.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,725,729.14 : 437,589,334.86 = 119,202,542.86 : x
  2. Step 2: Convert to fraction form
    291,725,729.14/437,589,334.86 = 119,202,542.86/x
  3. Step 3: Cross multiply
    291,725,729.14x = 437,589,334.86 × 119,202,542.86
  4. Step 4: Simplify right side
    291,725,729.14x = 52,161,761,443,728,040
  5. Step 5: Solve for x
    x = 52,161,761,443,728,040/291,725,729.14
  6. Step 6: Final answer
    x = 178,804,117.13

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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.