Finding the Fourth Proportional to 1,694,736,508.54, 2,542,101,001.53 and 451,167,277.18
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Solution
The fourth proportional to 1,694,736,508.54, 2,542,101,001.53 and 451,167,277.18 is: 676,749,914.45
Step by Step Solution
- Step 1: Write the proportion equation
1,694,736,508.54 : 2,542,101,001.53 = 451,167,277.18 : x - Step 2: Convert to fraction form
1,694,736,508.54/2,542,101,001.53 = 451,167,277.18/x - Step 3: Cross multiply
1,694,736,508.54x = 2,542,101,001.53 × 451,167,277.18 - Step 4: Simplify right side
1,694,736,508.54x = 1,146,912,787,176,841,216 - Step 5: Solve for x
x = 1,146,912,787,176,841,216/1,694,736,508.54 - Step 6: Final answer
x = 676,749,914.45
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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.