Home / 833,620,707.56-1,250,812,915.49-361,064,286.54

Finding the Fourth Proportional to 833,620,707.56, 1,250,812,915.49 and 361,064,286.54

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Solution

The fourth proportional to 833,620,707.56, 1,250,812,915.49 and 361,064,286.54 is: 541,761,821.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,620,707.56 : 1,250,812,915.49 = 361,064,286.54 : x
  2. Step 2: Convert to fraction form
    833,620,707.56/1,250,812,915.49 = 361,064,286.54/x
  3. Step 3: Cross multiply
    833,620,707.56x = 1,250,812,915.49 × 361,064,286.54
  4. Step 4: Simplify right side
    833,620,707.56x = 451,623,872,927,316,864
  5. Step 5: Solve for x
    x = 451,623,872,927,316,864/833,620,707.56
  6. Step 6: Final answer
    x = 541,761,821.45

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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.