Home / 1,233,821,474.37-1,851,038,528.28-612,328,387.41

Finding the Fourth Proportional to 1,233,821,474.37, 1,851,038,528.28 and 612,328,387.41

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Solution

The fourth proportional to 1,233,821,474.37, 1,851,038,528.28 and 612,328,387.41 is: 918,644,601.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,821,474.37 : 1,851,038,528.28 = 612,328,387.41 : x
  2. Step 2: Convert to fraction form
    1,233,821,474.37/1,851,038,528.28 = 612,328,387.41/x
  3. Step 3: Cross multiply
    1,233,821,474.37x = 1,851,038,528.28 × 612,328,387.41
  4. Step 4: Simplify right side
    1,233,821,474.37x = 1,133,443,437,055,472,000
  5. Step 5: Solve for x
    x = 1,133,443,437,055,472,000/1,233,821,474.37
  6. Step 6: Final answer
    x = 918,644,601.83

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Double scale
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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.