Finding the Fourth Proportional to 1,552,286,672.40, 2,328,430,008.60 and 1,246,176,656.40
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Solution
The fourth proportional to 1,552,286,672.40, 2,328,430,008.60 and 1,246,176,656.40 is: 1,869,264,984.60
Step by Step Solution
- Step 1: Write the proportion equation
1,552,286,672.40 : 2,328,430,008.60 = 1,246,176,656.40 : x - Step 2: Convert to fraction form
1,552,286,672.40/2,328,430,008.60 = 1,246,176,656.40/x - Step 3: Cross multiply
1,552,286,672.40x = 2,328,430,008.60 × 1,246,176,656.40 - Step 4: Simplify right side
1,552,286,672.40x = 2,901,635,122,778,571,264 - Step 5: Solve for x
x = 2,901,635,122,778,571,264/1,552,286,672.40 - Step 6: Final answer
x = 1,869,264,984.60
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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.