Home / 110,246,999.10-165,370,498.65-77,368,515.90

Finding the Fourth Proportional to 110,246,999.10, 165,370,498.65 and 77,368,515.90

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Solution

The fourth proportional to 110,246,999.10, 165,370,498.65 and 77,368,515.90 is: 116,052,773.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,246,999.10 : 165,370,498.65 = 77,368,515.90 : x
  2. Step 2: Convert to fraction form
    110,246,999.10/165,370,498.65 = 77,368,515.90/x
  3. Step 3: Cross multiply
    110,246,999.10x = 165,370,498.65 × 77,368,515.90
  4. Step 4: Simplify right side
    110,246,999.10x = 12,794,470,054,193,454
  5. Step 5: Solve for x
    x = 12,794,470,054,193,454/110,246,999.10
  6. Step 6: Final answer
    x = 116,052,773.85

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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.