Home / 116,046,090.90-160,120,378.08-66,502,005.48

Finding the Fourth Proportional to 116,046,090.90, 160,120,378.08 and 66,502,005.48

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Solution

The fourth proportional to 116,046,090.90, 160,120,378.08 and 66,502,005.48 is: 91,759,456.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,046,090.90 : 160,120,378.08 = 66,502,005.48 : x
  2. Step 2: Convert to fraction form
    116,046,090.90/160,120,378.08 = 66,502,005.48/x
  3. Step 3: Cross multiply
    116,046,090.90x = 160,120,378.08 × 66,502,005.48
  4. Step 4: Simplify right side
    116,046,090.90x = 10,648,326,260,535,832
  5. Step 5: Solve for x
    x = 10,648,326,260,535,832/116,046,090.90
  6. Step 6: Final answer
    x = 91,759,456.76

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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.