Finding the Fourth Proportional to 709,789,934.67, 1,063,733,194.49 and 552,412,972.36
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Solution
The fourth proportional to 709,789,934.67, 1,063,733,194.49 and 552,412,972.36 is: 827,878,766.75
Step by Step Solution
- Step 1: Write the proportion equation
709,789,934.67 : 1,063,733,194.49 = 552,412,972.36 : x - Step 2: Convert to fraction form
709,789,934.67/1,063,733,194.49 = 552,412,972.36/x - Step 3: Cross multiply
709,789,934.67x = 1,063,733,194.49 × 552,412,972.36 - Step 4: Simplify right side
709,789,934.67x = 587,620,015,768,538,368 - Step 5: Solve for x
x = 587,620,015,768,538,368/709,789,934.67 - Step 6: Final answer
x = 827,878,766.75
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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.