Home / 1,294,098,072-1,941,147,108-432,455,064

Finding the Fourth Proportional to 1,294,098,072, 1,941,147,108 and 432,455,064

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Solution

The fourth proportional to 1,294,098,072, 1,941,147,108 and 432,455,064 is: 648,682,596

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,098,072 : 1,941,147,108 = 432,455,064 : x
  2. Step 2: Convert to fraction form
    1,294,098,072/1,941,147,108 = 432,455,064/x
  3. Step 3: Cross multiply
    1,294,098,072x = 1,941,147,108 × 432,455,064
  4. Step 4: Simplify right side
    1,294,098,072x = 839,458,896,823,554,944
  5. Step 5: Solve for x
    x = 839,458,896,823,554,944/1,294,098,072
  6. Step 6: Final answer
    x = 648,682,596

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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.