Home / 93,519,919.20-140,279,878.80-28,817,961.60

Finding the Fourth Proportional to 93,519,919.20, 140,279,878.80 and 28,817,961.60

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Solution

The fourth proportional to 93,519,919.20, 140,279,878.80 and 28,817,961.60 is: 43,226,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,519,919.20 : 140,279,878.80 = 28,817,961.60 : x
  2. Step 2: Convert to fraction form
    93,519,919.20/140,279,878.80 = 28,817,961.60/x
  3. Step 3: Cross multiply
    93,519,919.20x = 140,279,878.80 × 28,817,961.60
  4. Step 4: Simplify right side
    93,519,919.20x = 4,042,580,160,511,054.50
  5. Step 5: Solve for x
    x = 4,042,580,160,511,054.50/93,519,919.20
  6. Step 6: Final answer
    x = 43,226,942.40

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1.5x scale

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.