Home / 98,172,145.80-147,258,218.70-33,470,188.20

Finding the Fourth Proportional to 98,172,145.80, 147,258,218.70 and 33,470,188.20

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Solution

The fourth proportional to 98,172,145.80, 147,258,218.70 and 33,470,188.20 is: 50,205,282.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,172,145.80 : 147,258,218.70 = 33,470,188.20 : x
  2. Step 2: Convert to fraction form
    98,172,145.80/147,258,218.70 = 33,470,188.20/x
  3. Step 3: Cross multiply
    98,172,145.80x = 147,258,218.70 × 33,470,188.20
  4. Step 4: Simplify right side
    98,172,145.80x = 4,928,760,293,885,759
  5. Step 5: Solve for x
    x = 4,928,760,293,885,759/98,172,145.80
  6. Step 6: Final answer
    x = 50,205,282.30

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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.