Home / 762,912,369.70-1,144,368,554.55-188,483,697.70

Finding the Fourth Proportional to 762,912,369.70, 1,144,368,554.55 and 188,483,697.70

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Solution

The fourth proportional to 762,912,369.70, 1,144,368,554.55 and 188,483,697.70 is: 282,725,546.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,912,369.70 : 1,144,368,554.55 = 188,483,697.70 : x
  2. Step 2: Convert to fraction form
    762,912,369.70/1,144,368,554.55 = 188,483,697.70/x
  3. Step 3: Cross multiply
    762,912,369.70x = 1,144,368,554.55 × 188,483,697.70
  4. Step 4: Simplify right side
    762,912,369.70x = 215,694,816,693,188,128
  5. Step 5: Solve for x
    x = 215,694,816,693,188,128/762,912,369.70
  6. Step 6: Final answer
    x = 282,725,546.55

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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.