Home / 120,685,112.10-181,027,668.15-29,808,701.10

Finding the Fourth Proportional to 120,685,112.10, 181,027,668.15 and 29,808,701.10

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Solution

The fourth proportional to 120,685,112.10, 181,027,668.15 and 29,808,701.10 is: 44,713,051.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,685,112.10 : 181,027,668.15 = 29,808,701.10 : x
  2. Step 2: Convert to fraction form
    120,685,112.10/181,027,668.15 = 29,808,701.10/x
  3. Step 3: Cross multiply
    120,685,112.10x = 181,027,668.15 × 29,808,701.10
  4. Step 4: Simplify right side
    120,685,112.10x = 5,396,199,650,713,340
  5. Step 5: Solve for x
    x = 5,396,199,650,713,340/120,685,112.10
  6. Step 6: Final answer
    x = 44,713,051.65

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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.