Finding the Fourth Proportional to 7,778,348,954.54, 11,667,553,349.97 and 1,882,898,544.14
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Solution
The fourth proportional to 7,778,348,954.54, 11,667,553,349.97 and 1,882,898,544.14 is: 2,824,355,058.47
Step by Step Solution
- Step 1: Write the proportion equation
7,778,348,954.54 : 11,667,553,349.97 = 1,882,898,544.14 : x - Step 2: Convert to fraction form
7,778,348,954.54/11,667,553,349.97 = 1,882,898,544.14/x - Step 3: Cross multiply
7,778,348,954.54x = 11,667,553,349.97 × 1,882,898,544.14 - Step 4: Simplify right side
7,778,348,954.54x = 21,968,819,216,334,290,944 - Step 5: Solve for x
x = 21,968,819,216,334,290,944/7,778,348,954.54 - Step 6: Final answer
x = 2,824,355,058.47
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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.