Home / 927,296,054.80-1,390,944,082.20-857,224,963.60

Finding the Fourth Proportional to 927,296,054.80, 1,390,944,082.20 and 857,224,963.60

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Solution

The fourth proportional to 927,296,054.80, 1,390,944,082.20 and 857,224,963.60 is: 1,285,837,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,296,054.80 : 1,390,944,082.20 = 857,224,963.60 : x
  2. Step 2: Convert to fraction form
    927,296,054.80/1,390,944,082.20 = 857,224,963.60/x
  3. Step 3: Cross multiply
    927,296,054.80x = 1,390,944,082.20 × 857,224,963.60
  4. Step 4: Simplify right side
    927,296,054.80x = 1,192,351,990,233,530,368
  5. Step 5: Solve for x
    x = 1,192,351,990,233,530,368/927,296,054.80
  6. Step 6: Final answer
    x = 1,285,837,445.40

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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.