Home / 769,904,438.94-1,154,395,467.36-245,046,830.22

Finding the Fourth Proportional to 769,904,438.94, 1,154,395,467.36 and 245,046,830.22

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Solution

The fourth proportional to 769,904,438.94, 1,154,395,467.36 and 245,046,830.22 is: 367,423,456.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,904,438.94 : 1,154,395,467.36 = 245,046,830.22 : x
  2. Step 2: Convert to fraction form
    769,904,438.94/1,154,395,467.36 = 245,046,830.22/x
  3. Step 3: Cross multiply
    769,904,438.94x = 1,154,395,467.36 × 245,046,830.22
  4. Step 4: Simplify right side
    769,904,438.94x = 282,880,950,096,903,456
  5. Step 5: Solve for x
    x = 282,880,950,096,903,456/769,904,438.94
  6. Step 6: Final answer
    x = 367,423,456.46

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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.