Finding the Fourth Proportional to 19,845,244,459.68, 29,773,675,479.68 and 6,399,257,938.48
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Solution
The fourth proportional to 19,845,244,459.68, 29,773,675,479.68 and 6,399,257,938.48 is: 9,600,759,998.61
Step by Step Solution
- Step 1: Write the proportion equation
19,845,244,459.68 : 29,773,675,479.68 = 6,399,257,938.48 : x - Step 2: Convert to fraction form
19,845,244,459.68/29,773,675,479.68 = 6,399,257,938.48/x - Step 3: Cross multiply
19,845,244,459.68x = 29,773,675,479.68 × 6,399,257,938.48 - Step 4: Simplify right side
19,845,244,459.68x = 190,529,429,171,069,550,592 - Step 5: Solve for x
x = 190,529,429,171,069,550,592/19,845,244,459.68 - Step 6: Final answer
x = 9,600,759,998.61
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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.