Home / 1,026,289,310.40-1,539,433,965.60-336,219,076.80

Finding the Fourth Proportional to 1,026,289,310.40, 1,539,433,965.60 and 336,219,076.80

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Solution

The fourth proportional to 1,026,289,310.40, 1,539,433,965.60 and 336,219,076.80 is: 504,328,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,289,310.40 : 1,539,433,965.60 = 336,219,076.80 : x
  2. Step 2: Convert to fraction form
    1,026,289,310.40/1,539,433,965.60 = 336,219,076.80/x
  3. Step 3: Cross multiply
    1,026,289,310.40x = 1,539,433,965.60 × 336,219,076.80
  4. Step 4: Simplify right side
    1,026,289,310.40x = 517,587,066,708,594,944
  5. Step 5: Solve for x
    x = 517,587,066,708,594,944/1,026,289,310.40
  6. Step 6: Final answer
    x = 504,328,615.20

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Double scale
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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.