Finding the Fourth Proportional to 746,512,092.40, 1,119,768,138.60 and 528,833,858.80
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Solution
The fourth proportional to 746,512,092.40, 1,119,768,138.60 and 528,833,858.80 is: 793,250,788.20
Step by Step Solution
- Step 1: Write the proportion equation
746,512,092.40 : 1,119,768,138.60 = 528,833,858.80 : x - Step 2: Convert to fraction form
746,512,092.40/1,119,768,138.60 = 528,833,858.80/x - Step 3: Cross multiply
746,512,092.40x = 1,119,768,138.60 × 528,833,858.80 - Step 4: Simplify right side
746,512,092.40x = 592,171,305,697,131,136 - Step 5: Solve for x
x = 592,171,305,697,131,136/746,512,092.40 - Step 6: Final answer
x = 793,250,788.20
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1.5x scale
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.