Home / 3,129,732,048.30-4,694,598,072.45-2,211,402,000.30

Finding the Fourth Proportional to 3,129,732,048.30, 4,694,598,072.45 and 2,211,402,000.30

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Solution

The fourth proportional to 3,129,732,048.30, 4,694,598,072.45 and 2,211,402,000.30 is: 3,317,103,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,732,048.30 : 4,694,598,072.45 = 2,211,402,000.30 : x
  2. Step 2: Convert to fraction form
    3,129,732,048.30/4,694,598,072.45 = 2,211,402,000.30/x
  3. Step 3: Cross multiply
    3,129,732,048.30x = 4,694,598,072.45 × 2,211,402,000.30
  4. Step 4: Simplify right side
    3,129,732,048.30x = 10,381,643,568,020,455,424
  5. Step 5: Solve for x
    x = 10,381,643,568,020,455,424/3,129,732,048.30
  6. Step 6: Final answer
    x = 3,317,103,000.45

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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.