Finding the Fourth Proportional to 409,187,075.76, 614,168,654.26 and 253,269,246.08
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Solution
The fourth proportional to 409,187,075.76, 614,168,654.26 and 253,269,246.08 is: 380,144,049.62
Step by Step Solution
- Step 1: Write the proportion equation
409,187,075.76 : 614,168,654.26 = 253,269,246.08 : x - Step 2: Convert to fraction form
409,187,075.76/614,168,654.26 = 253,269,246.08/x - Step 3: Cross multiply
409,187,075.76x = 614,168,654.26 × 253,269,246.08 - Step 4: Simplify right side
409,187,075.76x = 155,550,032,030,398,400 - Step 5: Solve for x
x = 155,550,032,030,398,400/409,187,075.76 - Step 6: Final answer
x = 380,144,049.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.