Home / 3,811,807,279.53-5,260,421,641.46-2,118,333,310.29

Finding the Fourth Proportional to 3,811,807,279.53, 5,260,421,641.46 and 2,118,333,310.29

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Solution

The fourth proportional to 3,811,807,279.53, 5,260,421,641.46 and 2,118,333,310.29 is: 2,923,370,876.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,807,279.53 : 5,260,421,641.46 = 2,118,333,310.29 : x
  2. Step 2: Convert to fraction form
    3,811,807,279.53/5,260,421,641.46 = 2,118,333,310.29/x
  3. Step 3: Cross multiply
    3,811,807,279.53x = 5,260,421,641.46 × 2,118,333,310.29
  4. Step 4: Simplify right side
    3,811,807,279.53x = 11,143,326,389,264,525,312
  5. Step 5: Solve for x
    x = 11,143,326,389,264,525,312/3,811,807,279.53
  6. Step 6: Final answer
    x = 2,923,370,876.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.