Home / 5,324,154,420.30-7,986,231,630.45-1,393,852,980.30

Finding the Fourth Proportional to 5,324,154,420.30, 7,986,231,630.45 and 1,393,852,980.30

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Solution

The fourth proportional to 5,324,154,420.30, 7,986,231,630.45 and 1,393,852,980.30 is: 2,090,779,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324,154,420.30 : 7,986,231,630.45 = 1,393,852,980.30 : x
  2. Step 2: Convert to fraction form
    5,324,154,420.30/7,986,231,630.45 = 1,393,852,980.30/x
  3. Step 3: Cross multiply
    5,324,154,420.30x = 7,986,231,630.45 × 1,393,852,980.30
  4. Step 4: Simplify right side
    5,324,154,420.30x = 11,131,632,759,468,859,392
  5. Step 5: Solve for x
    x = 11,131,632,759,468,859,392/5,324,154,420.30
  6. Step 6: Final answer
    x = 2,090,779,470.45

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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.