Home / 120,077,764.07-180,120,633.25-41,293,498.40

Finding the Fourth Proportional to 120,077,764.07, 180,120,633.25 and 41,293,498.40

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Solution

The fourth proportional to 120,077,764.07, 180,120,633.25 and 41,293,498.40 is: 61,941,618.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,077,764.07 : 180,120,633.25 = 41,293,498.40 : x
  2. Step 2: Convert to fraction form
    120,077,764.07/180,120,633.25 = 41,293,498.40/x
  3. Step 3: Cross multiply
    120,077,764.07x = 180,120,633.25 × 41,293,498.40
  4. Step 4: Simplify right side
    120,077,764.07x = 7,437,811,080,429,021
  5. Step 5: Solve for x
    x = 7,437,811,080,429,021/120,077,764.07
  6. Step 6: Final answer
    x = 61,941,618.74

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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.