Home / 3,603,311,096.80-5,404,966,645.20-2,218,635,666.40

Finding the Fourth Proportional to 3,603,311,096.80, 5,404,966,645.20 and 2,218,635,666.40

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Solution

The fourth proportional to 3,603,311,096.80, 5,404,966,645.20 and 2,218,635,666.40 is: 3,327,953,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,311,096.80 : 5,404,966,645.20 = 2,218,635,666.40 : x
  2. Step 2: Convert to fraction form
    3,603,311,096.80/5,404,966,645.20 = 2,218,635,666.40/x
  3. Step 3: Cross multiply
    3,603,311,096.80x = 5,404,966,645.20 × 2,218,635,666.40
  4. Step 4: Simplify right side
    3,603,311,096.80x = 11,991,651,774,743,074,816
  5. Step 5: Solve for x
    x = 11,991,651,774,743,074,816/3,603,311,096.80
  6. Step 6: Final answer
    x = 3,327,953,499.60

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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.