Home / 603,054,405.40-904,581,608.10-258,042,908.20

Finding the Fourth Proportional to 603,054,405.40, 904,581,608.10 and 258,042,908.20

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Solution

The fourth proportional to 603,054,405.40, 904,581,608.10 and 258,042,908.20 is: 387,064,362.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,054,405.40 : 904,581,608.10 = 258,042,908.20 : x
  2. Step 2: Convert to fraction form
    603,054,405.40/904,581,608.10 = 258,042,908.20/x
  3. Step 3: Cross multiply
    603,054,405.40x = 904,581,608.10 × 258,042,908.20
  4. Step 4: Simplify right side
    603,054,405.40x = 233,420,868,858,356,672
  5. Step 5: Solve for x
    x = 233,420,868,858,356,672/603,054,405.40
  6. Step 6: Final answer
    x = 387,064,362.30

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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.