Home / 731,256,765.88-1,096,968,376.42-265,137,705.18

Finding the Fourth Proportional to 731,256,765.88, 1,096,968,376.42 and 265,137,705.18

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Solution

The fourth proportional to 731,256,765.88, 1,096,968,376.42 and 265,137,705.18 is: 397,736,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,256,765.88 : 1,096,968,376.42 = 265,137,705.18 : x
  2. Step 2: Convert to fraction form
    731,256,765.88/1,096,968,376.42 = 265,137,705.18/x
  3. Step 3: Cross multiply
    731,256,765.88x = 1,096,968,376.42 × 265,137,705.18
  4. Step 4: Simplify right side
    731,256,765.88x = 290,847,677,979,029,248
  5. Step 5: Solve for x
    x = 290,847,677,979,029,248/731,256,765.88
  6. Step 6: Final answer
    x = 397,736,734.28

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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.