Home / 992,989,027.98-1,370,324,853.18-575,543,450.43

Finding the Fourth Proportional to 992,989,027.98, 1,370,324,853.18 and 575,543,450.43

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Solution

The fourth proportional to 992,989,027.98, 1,370,324,853.18 and 575,543,450.43 is: 794,249,958.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,989,027.98 : 1,370,324,853.18 = 575,543,450.43 : x
  2. Step 2: Convert to fraction form
    992,989,027.98/1,370,324,853.18 = 575,543,450.43/x
  3. Step 3: Cross multiply
    992,989,027.98x = 1,370,324,853.18 × 575,543,450.43
  4. Step 4: Simplify right side
    992,989,027.98x = 788,681,494,209,200,384
  5. Step 5: Solve for x
    x = 788,681,494,209,200,384/992,989,027.98
  6. Step 6: Final answer
    x = 794,249,958.44

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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.