Finding the Fourth Proportional to 4,087,376,892.95, 5,640,582,273.47 and 2,207,782,172.93
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Solution
The fourth proportional to 4,087,376,892.95, 5,640,582,273.47 and 2,207,782,172.93 is: 3,046,740,566.00
Step by Step Solution
- Step 1: Write the proportion equation
4,087,376,892.95 : 5,640,582,273.47 = 2,207,782,172.93 : x - Step 2: Convert to fraction form
4,087,376,892.95/5,640,582,273.47 = 2,207,782,172.93/x - Step 3: Cross multiply
4,087,376,892.95x = 5,640,582,273.47 × 2,207,782,172.93 - Step 4: Simplify right side
4,087,376,892.95x = 12,453,176,988,272,795,648 - Step 5: Solve for x
x = 12,453,176,988,272,795,648/4,087,376,892.95 - Step 6: Final answer
x = 3,046,740,566.00
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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.