Home / 943,840,599-1,415,765,376.38-288,790,580.43

Finding the Fourth Proportional to 943,840,599, 1,415,765,376.38 and 288,790,580.43

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Solution

The fourth proportional to 943,840,599, 1,415,765,376.38 and 288,790,580.43 is: 433,187,240.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,840,599 : 1,415,765,376.38 = 288,790,580.43 : x
  2. Step 2: Convert to fraction form
    943,840,599/1,415,765,376.38 = 288,790,580.43/x
  3. Step 3: Cross multiply
    943,840,599x = 1,415,765,376.38 × 288,790,580.43
  4. Step 4: Simplify right side
    943,840,599x = 408,859,704,797,477,632
  5. Step 5: Solve for x
    x = 408,859,704,797,477,632/943,840,599
  6. Step 6: Final answer
    x = 433,187,240.76

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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.