Home / 1,315,645,705.26-1,973,471,922.27-333,072,349.74

Finding the Fourth Proportional to 1,315,645,705.26, 1,973,471,922.27 and 333,072,349.74

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Solution

The fourth proportional to 1,315,645,705.26, 1,973,471,922.27 and 333,072,349.74 is: 499,609,376.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,645,705.26 : 1,973,471,922.27 = 333,072,349.74 : x
  2. Step 2: Convert to fraction form
    1,315,645,705.26/1,973,471,922.27 = 333,072,349.74/x
  3. Step 3: Cross multiply
    1,315,645,705.26x = 1,973,471,922.27 × 333,072,349.74
  4. Step 4: Simplify right side
    1,315,645,705.26x = 657,308,930,296,383,488
  5. Step 5: Solve for x
    x = 657,308,930,296,383,488/1,315,645,705.26
  6. Step 6: Final answer
    x = 499,609,376.35

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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.