Home / 110,630,198.10-165,945,297.15-99,670,703.70

Finding the Fourth Proportional to 110,630,198.10, 165,945,297.15 and 99,670,703.70

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Solution

The fourth proportional to 110,630,198.10, 165,945,297.15 and 99,670,703.70 is: 149,506,055.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,630,198.10 : 165,945,297.15 = 99,670,703.70 : x
  2. Step 2: Convert to fraction form
    110,630,198.10/165,945,297.15 = 99,670,703.70/x
  3. Step 3: Cross multiply
    110,630,198.10x = 165,945,297.15 × 99,670,703.70
  4. Step 4: Simplify right side
    110,630,198.10x = 16,539,884,542,646,106
  5. Step 5: Solve for x
    x = 16,539,884,542,646,106/110,630,198.10
  6. Step 6: Final answer
    x = 149,506,055.55

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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.