Home / 109,255,117.06-163,861,415.16-31,526,556.40

Finding the Fourth Proportional to 109,255,117.06, 163,861,415.16 and 31,526,556.40

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Solution

The fourth proportional to 109,255,117.06, 163,861,415.16 and 31,526,556.40 is: 47,283,699.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,255,117.06 : 163,861,415.16 = 31,526,556.40 : x
  2. Step 2: Convert to fraction form
    109,255,117.06/163,861,415.16 = 31,526,556.40/x
  3. Step 3: Cross multiply
    109,255,117.06x = 163,861,415.16 × 31,526,556.40
  4. Step 4: Simplify right side
    109,255,117.06x = 5,165,986,146,825,555
  5. Step 5: Solve for x
    x = 5,165,986,146,825,555/109,255,117.06
  6. Step 6: Final answer
    x = 47,283,699.71

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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.