Finding the Fourth Proportional to 4,152,196,815.44, 5,730,031,604.45 and 2,272,602,099.29
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Solution
The fourth proportional to 4,152,196,815.44, 5,730,031,604.45 and 2,272,602,099.29 is: 3,136,190,896.55
Step by Step Solution
- Step 1: Write the proportion equation
4,152,196,815.44 : 5,730,031,604.45 = 2,272,602,099.29 : x - Step 2: Convert to fraction form
4,152,196,815.44/5,730,031,604.45 = 2,272,602,099.29/x - Step 3: Cross multiply
4,152,196,815.44x = 5,730,031,604.45 × 2,272,602,099.29 - Step 4: Simplify right side
4,152,196,815.44x = 13,022,081,853,248,147,456 - Step 5: Solve for x
x = 13,022,081,853,248,147,456/4,152,196,815.44 - Step 6: Final answer
x = 3,136,190,896.55
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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.