Finding the Fourth Proportional to 9,153,716,366,193.40, 12,623,643,435,603 and 6,680,609,926,252.20
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Solution
The fourth proportional to 9,153,716,366,193.40, 12,623,643,435,603 and 6,680,609,926,252.20 is: 9,213,049,024,855.05
Step by Step Solution
- Step 1: Write the proportion equation
9,153,716,366,193.40 : 12,623,643,435,603 = 6,680,609,926,252.20 : x - Step 2: Convert to fraction form
9,153,716,366,193.40/12,623,643,435,603 = 6,680,609,926,252.20/x - Step 3: Cross multiply
9,153,716,366,193.40x = 12,623,643,435,603 × 6,680,609,926,252.20 - Step 4: Simplify right side
9,153,716,366,193.40x = 84,333,637,641,357,833,002,811,392 - Step 5: Solve for x
x = 84,333,637,641,357,833,002,811,392/9,153,716,366,193.40 - Step 6: Final answer
x = 9,213,049,024,855.05
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Double scale
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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.