Home / 3,698,286,490.64-5,103,352,110.80-2,112,159,491.84

Finding the Fourth Proportional to 3,698,286,490.64, 5,103,352,110.80 and 2,112,159,491.84

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Solution

The fourth proportional to 3,698,286,490.64, 5,103,352,110.80 and 2,112,159,491.84 is: 2,914,618,331.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698,286,490.64 : 5,103,352,110.80 = 2,112,159,491.84 : x
  2. Step 2: Convert to fraction form
    3,698,286,490.64/5,103,352,110.80 = 2,112,159,491.84/x
  3. Step 3: Cross multiply
    3,698,286,490.64x = 5,103,352,110.80 × 2,112,159,491.84
  4. Step 4: Simplify right side
    3,698,286,490.64x = 10,779,093,601,027,919,872
  5. Step 5: Solve for x
    x = 10,779,093,601,027,919,872/3,698,286,490.64
  6. Step 6: Final answer
    x = 2,914,618,331.57

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1.5x scale

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.