Home / 142,664,022.76-196,936,624.74-96,317,058.28

Finding the Fourth Proportional to 142,664,022.76, 196,936,624.74 and 96,317,058.28

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Solution

The fourth proportional to 142,664,022.76, 196,936,624.74 and 96,317,058.28 is: 132,958,232.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,664,022.76 : 196,936,624.74 = 96,317,058.28 : x
  2. Step 2: Convert to fraction form
    142,664,022.76/196,936,624.74 = 96,317,058.28/x
  3. Step 3: Cross multiply
    142,664,022.76x = 196,936,624.74 × 96,317,058.28
  4. Step 4: Simplify right side
    142,664,022.76x = 18,968,356,362,549,072
  5. Step 5: Solve for x
    x = 18,968,356,362,549,072/142,664,022.76
  6. Step 6: Final answer
    x = 132,958,232.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.