Home / 3,620,548,244.70-5,429,546,908.65-1,291,561,206.30

Finding the Fourth Proportional to 3,620,548,244.70, 5,429,546,908.65 and 1,291,561,206.30

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Solution

The fourth proportional to 3,620,548,244.70, 5,429,546,908.65 and 1,291,561,206.30 is: 1,936,886,814.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,548,244.70 : 5,429,546,908.65 = 1,291,561,206.30 : x
  2. Step 2: Convert to fraction form
    3,620,548,244.70/5,429,546,908.65 = 1,291,561,206.30/x
  3. Step 3: Cross multiply
    3,620,548,244.70x = 5,429,546,908.65 × 1,291,561,206.30
  4. Step 4: Simplify right side
    3,620,548,244.70x = 7,012,592,154,998,428,672
  5. Step 5: Solve for x
    x = 7,012,592,154,998,428,672/3,620,548,244.70
  6. Step 6: Final answer
    x = 1,936,886,814.11

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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.