Finding the Fourth Proportional to 9,365,072,513.18, 14,048,434,261.32 and 2,642,273,351.09
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Solution
The fourth proportional to 9,365,072,513.18, 14,048,434,261.32 and 2,642,273,351.09 is: 3,963,642,931.86
Step by Step Solution
- Step 1: Write the proportion equation
9,365,072,513.18 : 14,048,434,261.32 = 2,642,273,351.09 : x - Step 2: Convert to fraction form
9,365,072,513.18/14,048,434,261.32 = 2,642,273,351.09/x - Step 3: Cross multiply
9,365,072,513.18x = 14,048,434,261.32 × 2,642,273,351.09 - Step 4: Simplify right side
9,365,072,513.18x = 37,119,803,473,196,728,320 - Step 5: Solve for x
x = 37,119,803,473,196,728,320/9,365,072,513.18 - Step 6: Final answer
x = 3,963,642,931.86
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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.