Home / 136,482,904.80-204,724,357.20-122,878,015.20

Finding the Fourth Proportional to 136,482,904.80, 204,724,357.20 and 122,878,015.20

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Solution

The fourth proportional to 136,482,904.80, 204,724,357.20 and 122,878,015.20 is: 184,317,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,482,904.80 : 204,724,357.20 = 122,878,015.20 : x
  2. Step 2: Convert to fraction form
    136,482,904.80/204,724,357.20 = 122,878,015.20/x
  3. Step 3: Cross multiply
    136,482,904.80x = 204,724,357.20 × 122,878,015.20
  4. Step 4: Simplify right side
    136,482,904.80x = 25,156,122,675,831,828
  5. Step 5: Solve for x
    x = 25,156,122,675,831,828/136,482,904.80
  6. Step 6: Final answer
    x = 184,317,022.80

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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.