Home / 1,277,092,803.26-1,762,054,540.21-748,172,457.43

Finding the Fourth Proportional to 1,277,092,803.26, 1,762,054,540.21 and 748,172,457.43

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Solution

The fourth proportional to 1,277,092,803.26, 1,762,054,540.21 and 748,172,457.43 is: 1,032,282,596.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,092,803.26 : 1,762,054,540.21 = 748,172,457.43 : x
  2. Step 2: Convert to fraction form
    1,277,092,803.26/1,762,054,540.21 = 748,172,457.43/x
  3. Step 3: Cross multiply
    1,277,092,803.26x = 1,762,054,540.21 × 748,172,457.43
  4. Step 4: Simplify right side
    1,277,092,803.26x = 1,318,320,675,474,604,288
  5. Step 5: Solve for x
    x = 1,318,320,675,474,604,288/1,277,092,803.26
  6. Step 6: Final answer
    x = 1,032,282,596.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.