Finding the Fourth Proportional to 1,293,673,440.36, 1,785,269,355.82 and 736,808,302.92
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Solution
The fourth proportional to 1,293,673,440.36, 1,785,269,355.82 and 736,808,302.92 is: 1,016,795,462.66
Step by Step Solution
- Step 1: Write the proportion equation
1,293,673,440.36 : 1,785,269,355.82 = 736,808,302.92 : x - Step 2: Convert to fraction form
1,293,673,440.36/1,785,269,355.82 = 736,808,302.92/x - Step 3: Cross multiply
1,293,673,440.36x = 1,785,269,355.82 × 736,808,302.92 - Step 4: Simplify right side
1,293,673,440.36x = 1,315,401,284,316,815,616 - Step 5: Solve for x
x = 1,315,401,284,316,815,616/1,293,673,440.36 - Step 6: Final answer
x = 1,016,795,462.66
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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.