Finding the Fourth Proportional to 37,618,775,348.17, 51,913,918,454.28 and 20,702,422,902.70
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Solution
The fourth proportional to 37,618,775,348.17, 51,913,918,454.28 and 20,702,422,902.70 is: 28,569,348,269.04
Step by Step Solution
- Step 1: Write the proportion equation
37,618,775,348.17 : 51,913,918,454.28 = 20,702,422,902.70 : x - Step 2: Convert to fraction form
37,618,775,348.17/51,913,918,454.28 = 20,702,422,902.70/x - Step 3: Cross multiply
37,618,775,348.17x = 51,913,918,454.28 × 20,702,422,902.70 - Step 4: Simplify right side
37,618,775,348.17x = 1,074,743,894,376,786,427,904 - Step 5: Solve for x
x = 1,074,743,894,376,786,427,904/37,618,775,348.17 - Step 6: Final answer
x = 28,569,348,269.04
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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.