Home / 136,759,257.20-204,964,703.40-55,888,857.20

Finding the Fourth Proportional to 136,759,257.20, 204,964,703.40 and 55,888,857.20

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Solution

The fourth proportional to 136,759,257.20, 204,964,703.40 and 55,888,857.20 is: 83,762,103.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,759,257.20 : 204,964,703.40 = 55,888,857.20 : x
  2. Step 2: Convert to fraction form
    136,759,257.20/204,964,703.40 = 55,888,857.20/x
  3. Step 3: Cross multiply
    136,759,257.20x = 204,964,703.40 × 55,888,857.20
  4. Step 4: Simplify right side
    136,759,257.20x = 11,455,243,039,362,956
  5. Step 5: Solve for x
    x = 11,455,243,039,362,956/136,759,257.20
  6. Step 6: Final answer
    x = 83,762,103.38

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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.