Home / 129,330,368.52-193,993,725.59-60,204,509.07

Finding the Fourth Proportional to 129,330,368.52, 193,993,725.59 and 60,204,509.07

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Solution

The fourth proportional to 129,330,368.52, 193,993,725.59 and 60,204,509.07 is: 90,305,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,330,368.52 : 193,993,725.59 = 60,204,509.07 : x
  2. Step 2: Convert to fraction form
    129,330,368.52/193,993,725.59 = 60,204,509.07/x
  3. Step 3: Cross multiply
    129,330,368.52x = 193,993,725.59 × 60,204,509.07
  4. Step 4: Simplify right side
    129,330,368.52x = 11,679,297,011,505,224
  5. Step 5: Solve for x
    x = 11,679,297,011,505,224/129,330,368.52
  6. Step 6: Final answer
    x = 90,305,913.03

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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.