Finding the Fourth Proportional to 335,487,292,509.54, 462,973,877,574.14 and 189,001,511,575.05
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Solution
The fourth proportional to 335,487,292,509.54, 462,973,877,574.14 and 189,001,511,575.05 is: 260,822,882,520.32
Step by Step Solution
- Step 1: Write the proportion equation
335,487,292,509.54 : 462,973,877,574.14 = 189,001,511,575.05 : x - Step 2: Convert to fraction form
335,487,292,509.54/462,973,877,574.14 = 189,001,511,575.05/x - Step 3: Cross multiply
335,487,292,509.54x = 462,973,877,574.14 × 189,001,511,575.05 - Step 4: Simplify right side
335,487,292,509.54x = 87,502,762,681,274,602,618,880 - Step 5: Solve for x
x = 87,502,762,681,274,602,618,880/335,487,292,509.54 - Step 6: Final answer
x = 260,822,882,520.32
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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.