Home / 516,230,445,237.08-712,400,229,214.08-281,590,846,520.38

Finding the Fourth Proportional to 516,230,445,237.08, 712,400,229,214.08 and 281,590,846,520.38

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Solution

The fourth proportional to 516,230,445,237.08, 712,400,229,214.08 and 281,590,846,520.38 is: 388,596,576,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,230,445,237.08 : 712,400,229,214.08 = 281,590,846,520.38 : x
  2. Step 2: Convert to fraction form
    516,230,445,237.08/712,400,229,214.08 = 281,590,846,520.38/x
  3. Step 3: Cross multiply
    516,230,445,237.08x = 712,400,229,214.08 × 281,590,846,520.38
  4. Step 4: Simplify right side
    516,230,445,237.08x = 200,605,383,605,705,525,690,368
  5. Step 5: Solve for x
    x = 200,605,383,605,705,525,690,368/516,230,445,237.08
  6. Step 6: Final answer
    x = 388,596,576,309.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.