Finding the Fourth Proportional to 1,762,506,876,611.40, 2,644,967,947,473.20 and 615,139,102,272.80
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Solution
The fourth proportional to 1,762,506,876,611.40, 2,644,967,947,473.20 and 615,139,102,272.80 is: 923,130,133,754.21
Step by Step Solution
- Step 1: Write the proportion equation
1,762,506,876,611.40 : 2,644,967,947,473.20 = 615,139,102,272.80 : x - Step 2: Convert to fraction form
1,762,506,876,611.40/2,644,967,947,473.20 = 615,139,102,272.80/x - Step 3: Cross multiply
1,762,506,876,611.40x = 2,644,967,947,473.20 × 615,139,102,272.80 - Step 4: Simplify right side
1,762,506,876,611.40x = 1,627,023,208,748,994,814,541,824 - Step 5: Solve for x
x = 1,627,023,208,748,994,814,541,824/1,762,506,876,611.40 - Step 6: Final answer
x = 923,130,133,754.21
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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.