Home / 111,982,005.60-167,973,008.40-31,202,973.60

Finding the Fourth Proportional to 111,982,005.60, 167,973,008.40 and 31,202,973.60

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Solution

The fourth proportional to 111,982,005.60, 167,973,008.40 and 31,202,973.60 is: 46,804,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,982,005.60 : 167,973,008.40 = 31,202,973.60 : x
  2. Step 2: Convert to fraction form
    111,982,005.60/167,973,008.40 = 31,202,973.60/x
  3. Step 3: Cross multiply
    111,982,005.60x = 167,973,008.40 × 31,202,973.60
  4. Step 4: Simplify right side
    111,982,005.60x = 5,241,257,346,617,779
  5. Step 5: Solve for x
    x = 5,241,257,346,617,779/111,982,005.60
  6. Step 6: Final answer
    x = 46,804,460.40

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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.