Home / 867,588,759.18-1,301,380,300.22-314,890,450.88

Finding the Fourth Proportional to 867,588,759.18, 1,301,380,300.22 and 314,890,450.88

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Solution

The fourth proportional to 867,588,759.18, 1,301,380,300.22 and 314,890,450.88 is: 472,334,646.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,588,759.18 : 1,301,380,300.22 = 314,890,450.88 : x
  2. Step 2: Convert to fraction form
    867,588,759.18/1,301,380,300.22 = 314,890,450.88/x
  3. Step 3: Cross multiply
    867,588,759.18x = 1,301,380,300.22 × 314,890,450.88
  4. Step 4: Simplify right side
    867,588,759.18x = 409,792,229,496,905,920
  5. Step 5: Solve for x
    x = 409,792,229,496,905,920/867,588,759.18
  6. Step 6: Final answer
    x = 472,334,646.06

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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.