Finding the Fourth Proportional to 779,371,244.28, 1,075,529,152.08 and 426,946,735.62
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Solution
The fourth proportional to 779,371,244.28, 1,075,529,152.08 and 426,946,735.62 is: 589,184,761.33
Step by Step Solution
- Step 1: Write the proportion equation
779,371,244.28 : 1,075,529,152.08 = 426,946,735.62 : x - Step 2: Convert to fraction form
779,371,244.28/1,075,529,152.08 = 426,946,735.62/x - Step 3: Cross multiply
779,371,244.28x = 1,075,529,152.08 × 426,946,735.62 - Step 4: Simplify right side
779,371,244.28x = 459,193,660,544,702,528 - Step 5: Solve for x
x = 459,193,660,544,702,528/779,371,244.28 - Step 6: Final answer
x = 589,184,761.33
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1.5x scale
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.