Home / 142,865,681.14-214,319,816.26-50,741,679.59

Finding the Fourth Proportional to 142,865,681.14, 214,319,816.26 and 50,741,679.59

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Solution

The fourth proportional to 142,865,681.14, 214,319,816.26 and 50,741,679.59 is: 76,120,082.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,865,681.14 : 214,319,816.26 = 50,741,679.59 : x
  2. Step 2: Convert to fraction form
    142,865,681.14/214,319,816.26 = 50,741,679.59/x
  3. Step 3: Cross multiply
    142,865,681.14x = 214,319,816.26 × 50,741,679.59
  4. Step 4: Simplify right side
    142,865,681.14x = 10,874,947,446,057,838
  5. Step 5: Solve for x
    x = 10,874,947,446,057,838/142,865,681.14
  6. Step 6: Final answer
    x = 76,120,082.58

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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.