Finding the Fourth Proportional to 2,097,666,151.01, 2,894,779,571.75 and 1,157,868,970.28
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Solution
The fourth proportional to 2,097,666,151.01, 2,894,779,571.75 and 1,157,868,970.28 is: 1,597,859,335.39
Step by Step Solution
- Step 1: Write the proportion equation
2,097,666,151.01 : 2,894,779,571.75 = 1,157,868,970.28 : x - Step 2: Convert to fraction form
2,097,666,151.01/2,894,779,571.75 = 1,157,868,970.28/x - Step 3: Cross multiply
2,097,666,151.01x = 2,894,779,571.75 × 1,157,868,970.28 - Step 4: Simplify right side
2,097,666,151.01x = 3,351,775,441,909,488,640 - Step 5: Solve for x
x = 3,351,775,441,909,488,640/2,097,666,151.01 - Step 6: Final answer
x = 1,597,859,335.39
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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.