Home / 109,134,632.30-163,701,948.45-51,739,004.30

Finding the Fourth Proportional to 109,134,632.30, 163,701,948.45 and 51,739,004.30

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Solution

The fourth proportional to 109,134,632.30, 163,701,948.45 and 51,739,004.30 is: 77,608,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,134,632.30 : 163,701,948.45 = 51,739,004.30 : x
  2. Step 2: Convert to fraction form
    109,134,632.30/163,701,948.45 = 51,739,004.30/x
  3. Step 3: Cross multiply
    109,134,632.30x = 163,701,948.45 × 51,739,004.30
  4. Step 4: Simplify right side
    109,134,632.30x = 8,469,775,814,772,927
  5. Step 5: Solve for x
    x = 8,469,775,814,772,927/109,134,632.30
  6. Step 6: Final answer
    x = 77,608,506.45

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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.