Home / 98,119,166.48-135,407,338.07-54,069,002.88

Finding the Fourth Proportional to 98,119,166.48, 135,407,338.07 and 54,069,002.88

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Solution

The fourth proportional to 98,119,166.48, 135,407,338.07 and 54,069,002.88 is: 74,616,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,119,166.48 : 135,407,338.07 = 54,069,002.88 : x
  2. Step 2: Convert to fraction form
    98,119,166.48/135,407,338.07 = 54,069,002.88/x
  3. Step 3: Cross multiply
    98,119,166.48x = 135,407,338.07 × 54,069,002.88
  4. Step 4: Simplify right side
    98,119,166.48x = 7,321,339,751,673,858
  5. Step 5: Solve for x
    x = 7,321,339,751,673,858/98,119,166.48
  6. Step 6: Final answer
    x = 74,616,815.60

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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.