Home / 939,944,703.53-1,297,045,726.67-516,536,101.37

Finding the Fourth Proportional to 939,944,703.53, 1,297,045,726.67 and 516,536,101.37

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Solution

The fourth proportional to 939,944,703.53, 1,297,045,726.67 and 516,536,101.37 is: 712,776,975.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,944,703.53 : 1,297,045,726.67 = 516,536,101.37 : x
  2. Step 2: Convert to fraction form
    939,944,703.53/1,297,045,726.67 = 516,536,101.37/x
  3. Step 3: Cross multiply
    939,944,703.53x = 1,297,045,726.67 × 516,536,101.37
  4. Step 4: Simplify right side
    939,944,703.53x = 669,970,942,950,157,696
  5. Step 5: Solve for x
    x = 669,970,942,950,157,696/939,944,703.53
  6. Step 6: Final answer
    x = 712,776,975.53

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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.