Finding the Fourth Proportional to 801,171,021.60, 1,201,756,532.40 and 555,804,711.90
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Solution
The fourth proportional to 801,171,021.60, 1,201,756,532.40 and 555,804,711.90 is: 833,707,067.85
Step by Step Solution
- Step 1: Write the proportion equation
801,171,021.60 : 1,201,756,532.40 = 555,804,711.90 : x - Step 2: Convert to fraction form
801,171,021.60/1,201,756,532.40 = 555,804,711.90/x - Step 3: Cross multiply
801,171,021.60x = 1,201,756,532.40 × 555,804,711.90 - Step 4: Simplify right side
801,171,021.60x = 667,941,943,264,525,056 - Step 5: Solve for x
x = 667,941,943,264,525,056/801,171,021.60 - Step 6: Final answer
x = 833,707,067.85
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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.