Finding the Fourth Proportional to 453,118,335,690.30, 625,318,103,070.05 and 247,363,546,242.96
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Solution
The fourth proportional to 453,118,335,690.30, 625,318,103,070.05 and 247,363,546,242.96 is: 341,369,773,239.66
Step by Step Solution
- Step 1: Write the proportion equation
453,118,335,690.30 : 625,318,103,070.05 = 247,363,546,242.96 : x - Step 2: Convert to fraction form
453,118,335,690.30/625,318,103,070.05 = 247,363,546,242.96/x - Step 3: Cross multiply
453,118,335,690.30x = 625,318,103,070.05 × 247,363,546,242.96 - Step 4: Simplify right side
453,118,335,690.30x = 154,680,903,505,328,335,749,120 - Step 5: Solve for x
x = 154,680,903,505,328,335,749,120/453,118,335,690.30 - Step 6: Final answer
x = 341,369,773,239.66
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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.