Finding the Fourth Proportional to 4,902,579,092, 6,757,655,763.12 and 3,316,092,485.60
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Solution
The fourth proportional to 4,902,579,092, 6,757,655,763.12 and 3,316,092,485.60 is: 4,570,861,800.66
Step by Step Solution
- Step 1: Write the proportion equation
4,902,579,092 : 6,757,655,763.12 = 3,316,092,485.60 : x - Step 2: Convert to fraction form
4,902,579,092/6,757,655,763.12 = 3,316,092,485.60/x - Step 3: Cross multiply
4,902,579,092x = 6,757,655,763.12 × 3,316,092,485.60 - Step 4: Simplify right side
4,902,579,092x = 22,409,011,496,353,763,328 - Step 5: Solve for x
x = 22,409,011,496,353,763,328/4,902,579,092 - Step 6: Final answer
x = 4,570,861,800.66
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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.