Finding the Fourth Proportional to 1,497,623,106.15, 2,246,264,598.11 and 577,422,385.83
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Solution
The fourth proportional to 1,497,623,106.15, 2,246,264,598.11 and 577,422,385.83 is: 866,068,010.11
Step by Step Solution
- Step 1: Write the proportion equation
1,497,623,106.15 : 2,246,264,598.11 = 577,422,385.83 : x - Step 2: Convert to fraction form
1,497,623,106.15/2,246,264,598.11 = 577,422,385.83/x - Step 3: Cross multiply
1,497,623,106.15x = 2,246,264,598.11 × 577,422,385.83 - Step 4: Simplify right side
1,497,623,106.15x = 1,297,043,463,443,255,296 - Step 5: Solve for x
x = 1,297,043,463,443,255,296/1,497,623,106.15 - Step 6: Final answer
x = 866,068,010.11
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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.