Home / 656,015,712,220.33-982,949,000,474.70-349,379,932,556.80

Finding the Fourth Proportional to 656,015,712,220.33, 982,949,000,474.70 and 349,379,932,556.80

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Solution

The fourth proportional to 656,015,712,220.33, 982,949,000,474.70 and 349,379,932,556.80 is: 523,497,606,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,015,712,220.33 : 982,949,000,474.70 = 349,379,932,556.80 : x
  2. Step 2: Convert to fraction form
    656,015,712,220.33/982,949,000,474.70 = 349,379,932,556.80/x
  3. Step 3: Cross multiply
    656,015,712,220.33x = 982,949,000,474.70 × 349,379,932,556.80
  4. Step 4: Simplify right side
    656,015,712,220.33x = 343,422,655,492,624,643,784,704
  5. Step 5: Solve for x
    x = 343,422,655,492,624,643,784,704/656,015,712,220.33
  6. Step 6: Final answer
    x = 523,497,606,986.10

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Double scale
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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.