Finding the Fourth Proportional to 9,332,756,161.05, 12,880,201,598.73 and 5,718,178,703.31
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Solution
The fourth proportional to 9,332,756,161.05, 12,880,201,598.73 and 5,718,178,703.31 is: 7,891,698,144.18
Step by Step Solution
- Step 1: Write the proportion equation
9,332,756,161.05 : 12,880,201,598.73 = 5,718,178,703.31 : x - Step 2: Convert to fraction form
9,332,756,161.05/12,880,201,598.73 = 5,718,178,703.31/x - Step 3: Cross multiply
9,332,756,161.05x = 12,880,201,598.73 × 5,718,178,703.31 - Step 4: Simplify right side
9,332,756,161.05x = 73,651,294,476,197,306,368 - Step 5: Solve for x
x = 73,651,294,476,197,306,368/9,332,756,161.05 - Step 6: Final answer
x = 7,891,698,144.18
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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.