Finding the Fourth Proportional to 808,811,705.08, 1,116,159,576.42 and 437,534,026.84
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Solution
The fourth proportional to 808,811,705.08, 1,116,159,576.42 and 437,534,026.84 is: 603,796,645.13
Step by Step Solution
- Step 1: Write the proportion equation
808,811,705.08 : 1,116,159,576.42 = 437,534,026.84 : x - Step 2: Convert to fraction form
808,811,705.08/1,116,159,576.42 = 437,534,026.84/x - Step 3: Cross multiply
808,811,705.08x = 1,116,159,576.42 × 437,534,026.84 - Step 4: Simplify right side
808,811,705.08x = 488,357,794,067,071,296 - Step 5: Solve for x
x = 488,357,794,067,071,296/808,811,705.08 - Step 6: Final answer
x = 603,796,645.13
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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.