Home / 1,275,945,544-1,913,918,313.84-306,597,160

Finding the Fourth Proportional to 1,275,945,544, 1,913,918,313.84 and 306,597,160

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Solution

The fourth proportional to 1,275,945,544, 1,913,918,313.84 and 306,597,160 is: 459,895,739.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,945,544 : 1,913,918,313.84 = 306,597,160 : x
  2. Step 2: Convert to fraction form
    1,275,945,544/1,913,918,313.84 = 306,597,160/x
  3. Step 3: Cross multiply
    1,275,945,544x = 1,913,918,313.84 × 306,597,160
  4. Step 4: Simplify right side
    1,275,945,544x = 586,801,919,495,332,608
  5. Step 5: Solve for x
    x = 586,801,919,495,332,608/1,275,945,544
  6. Step 6: Final answer
    x = 459,895,739.48

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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.