Finding the Fourth Proportional to 9,889,587,338,974.20, 14,834,381,008,462 and 9,889,587,338,974.20
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Solution
The fourth proportional to 9,889,587,338,974.20, 14,834,381,008,462 and 9,889,587,338,974.20 is: 14,834,381,008,462
Step by Step Solution
- Step 1: Write the proportion equation
9,889,587,338,974.20 : 14,834,381,008,462 = 9,889,587,338,974.20 : x - Step 2: Convert to fraction form
9,889,587,338,974.20/14,834,381,008,462 = 9,889,587,338,974.20/x - Step 3: Cross multiply
9,889,587,338,974.20x = 14,834,381,008,462 × 9,889,587,338,974.20 - Step 4: Simplify right side
9,889,587,338,974.20x = 146,705,906,602,805,109,683,388,416 - Step 5: Solve for x
x = 146,705,906,602,805,109,683,388,416/9,889,587,338,974.20 - Step 6: Final answer
x = 14,834,381,008,462
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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.