Finding the Fourth Proportional to 550,646,858.97, 825,997,734.36 and 157,232,035.35
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Solution
The fourth proportional to 550,646,858.97, 825,997,734.36 and 157,232,035.35 is: 235,855,889.95
Step by Step Solution
- Step 1: Write the proportion equation
550,646,858.97 : 825,997,734.36 = 157,232,035.35 : x - Step 2: Convert to fraction form
550,646,858.97/825,997,734.36 = 157,232,035.35/x - Step 3: Cross multiply
550,646,858.97x = 825,997,734.36 × 157,232,035.35 - Step 4: Simplify right side
550,646,858.97x = 129,873,304,967,911,424 - Step 5: Solve for x
x = 129,873,304,967,911,424/550,646,858.97 - Step 6: Final answer
x = 235,855,889.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.