Home / 756,425,361.95-1,132,310,888.96-493,543,865.45

Finding the Fourth Proportional to 756,425,361.95, 1,132,310,888.96 and 493,543,865.45

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Solution

The fourth proportional to 756,425,361.95, 1,132,310,888.96 and 493,543,865.45 is: 738,797,403.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,425,361.95 : 1,132,310,888.96 = 493,543,865.45 : x
  2. Step 2: Convert to fraction form
    756,425,361.95/1,132,310,888.96 = 493,543,865.45/x
  3. Step 3: Cross multiply
    756,425,361.95x = 1,132,310,888.96 × 493,543,865.45
  4. Step 4: Simplify right side
    756,425,361.95x = 558,845,093,020,314,816
  5. Step 5: Solve for x
    x = 558,845,093,020,314,816/756,425,361.95
  6. Step 6: Final answer
    x = 738,797,403.07

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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.