Home / 111,986,466.90-167,979,700.35-31,207,434.90

Finding the Fourth Proportional to 111,986,466.90, 167,979,700.35 and 31,207,434.90

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Solution

The fourth proportional to 111,986,466.90, 167,979,700.35 and 31,207,434.90 is: 46,811,152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,986,466.90 : 167,979,700.35 = 31,207,434.90 : x
  2. Step 2: Convert to fraction form
    111,986,466.90/167,979,700.35 = 31,207,434.90/x
  3. Step 3: Cross multiply
    111,986,466.90x = 167,979,700.35 × 31,207,434.90
  4. Step 4: Simplify right side
    111,986,466.90x = 5,242,215,563,194,132
  5. Step 5: Solve for x
    x = 5,242,215,563,194,132/111,986,466.90
  6. Step 6: Final answer
    x = 46,811,152.35

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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.