Finding the Fourth Proportional to 2,385,786,473,941.40, 3,578,679,758,264.60 and 572,662,090,511.08
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Solution
The fourth proportional to 2,385,786,473,941.40, 3,578,679,758,264.60 and 572,662,090,511.08 is: 858,993,147,132.68
Step by Step Solution
- Step 1: Write the proportion equation
2,385,786,473,941.40 : 3,578,679,758,264.60 = 572,662,090,511.08 : x - Step 2: Convert to fraction form
2,385,786,473,941.40/3,578,679,758,264.60 = 572,662,090,511.08/x - Step 3: Cross multiply
2,385,786,473,941.40x = 3,578,679,758,264.60 × 572,662,090,511.08 - Step 4: Simplify right side
2,385,786,473,941.40x = 2,049,374,231,637,492,167,081,984 - Step 5: Solve for x
x = 2,049,374,231,637,492,167,081,984/2,385,786,473,941.40 - Step 6: Final answer
x = 858,993,147,132.68
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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.