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Finding the Fourth Proportional to 96,803,999.60, 145,205,999.40 and 25,000,415.60

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Solution

The fourth proportional to 96,803,999.60, 145,205,999.40 and 25,000,415.60 is: 37,500,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,803,999.60 : 145,205,999.40 = 25,000,415.60 : x
  2. Step 2: Convert to fraction form
    96,803,999.60/145,205,999.40 = 25,000,415.60/x
  3. Step 3: Cross multiply
    96,803,999.60x = 145,205,999.40 × 25,000,415.60
  4. Step 4: Simplify right side
    96,803,999.60x = 3,630,210,332,613,351
  5. Step 5: Solve for x
    x = 3,630,210,332,613,351/96,803,999.60
  6. Step 6: Final answer
    x = 37,500,623.40

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Similar ratio
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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.