Finding the Fourth Proportional to 3,671,739,397.92, 5,509,235,525.16 and 1,924,526,902.08
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Solution
The fourth proportional to 3,671,739,397.92, 5,509,235,525.16 and 1,924,526,902.08 is: 2,887,642,838.72
Step by Step Solution
- Step 1: Write the proportion equation
3,671,739,397.92 : 5,509,235,525.16 = 1,924,526,902.08 : x - Step 2: Convert to fraction form
3,671,739,397.92/5,509,235,525.16 = 1,924,526,902.08/x - Step 3: Cross multiply
3,671,739,397.92x = 5,509,235,525.16 × 1,924,526,902.08 - Step 4: Simplify right side
3,671,739,397.92x = 10,602,671,978,065,256,448 - Step 5: Solve for x
x = 10,602,671,978,065,256,448/3,671,739,397.92 - Step 6: Final answer
x = 2,887,642,838.72
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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.