Home / 133,179,939.84-199,785,917.52-46,900,515.36

Finding the Fourth Proportional to 133,179,939.84, 199,785,917.52 and 46,900,515.36

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Solution

The fourth proportional to 133,179,939.84, 199,785,917.52 and 46,900,515.36 is: 70,356,410.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,179,939.84 : 199,785,917.52 = 46,900,515.36 : x
  2. Step 2: Convert to fraction form
    133,179,939.84/199,785,917.52 = 46,900,515.36/x
  3. Step 3: Cross multiply
    133,179,939.84x = 199,785,917.52 × 46,900,515.36
  4. Step 4: Simplify right side
    133,179,939.84x = 9,370,062,493,358,454
  5. Step 5: Solve for x
    x = 9,370,062,493,358,454/133,179,939.84
  6. Step 6: Final answer
    x = 70,356,410.32

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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.