Finding the Fourth Proportional to 1,657,138,208.28, 2,486,034,764.64 and 607,886,153.64
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Solution
The fourth proportional to 1,657,138,208.28, 2,486,034,764.64 and 607,886,153.64 is: 911,949,349.39
Step by Step Solution
- Step 1: Write the proportion equation
1,657,138,208.28 : 2,486,034,764.64 = 607,886,153.64 : x - Step 2: Convert to fraction form
1,657,138,208.28/2,486,034,764.64 = 607,886,153.64/x - Step 3: Cross multiply
1,657,138,208.28x = 2,486,034,764.64 × 607,886,153.64 - Step 4: Simplify right side
1,657,138,208.28x = 1,511,226,110,892,332,288 - Step 5: Solve for x
x = 1,511,226,110,892,332,288/1,657,138,208.28 - Step 6: Final answer
x = 911,949,349.39
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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.