Home / 1,107,171,524.10-1,660,996,434.60-330,895,655.40

Finding the Fourth Proportional to 1,107,171,524.10, 1,660,996,434.60 and 330,895,655.40

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Solution

The fourth proportional to 1,107,171,524.10, 1,660,996,434.60 and 330,895,655.40 is: 496,414,956.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,171,524.10 : 1,660,996,434.60 = 330,895,655.40 : x
  2. Step 2: Convert to fraction form
    1,107,171,524.10/1,660,996,434.60 = 330,895,655.40/x
  3. Step 3: Cross multiply
    1,107,171,524.10x = 1,660,996,434.60 × 330,895,655.40
  4. Step 4: Simplify right side
    1,107,171,524.10x = 549,616,503,844,030,144
  5. Step 5: Solve for x
    x = 549,616,503,844,030,144/1,107,171,524.10
  6. Step 6: Final answer
    x = 496,414,956.38

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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.