Finding the Fourth Proportional to 4,621,871,107.20, 6,377,644,039.86 and 2,587,433,363.04
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Solution
The fourth proportional to 4,621,871,107.20, 6,377,644,039.86 and 2,587,433,363.04 is: 3,570,356,806.49
Step by Step Solution
- Step 1: Write the proportion equation
4,621,871,107.20 : 6,377,644,039.86 = 2,587,433,363.04 : x - Step 2: Convert to fraction form
4,621,871,107.20/6,377,644,039.86 = 2,587,433,363.04/x - Step 3: Cross multiply
4,621,871,107.20x = 6,377,644,039.86 × 2,587,433,363.04 - Step 4: Simplify right side
4,621,871,107.20x = 16,501,728,966,326,970,368 - Step 5: Solve for x
x = 16,501,728,966,326,970,368/4,621,871,107.20 - Step 6: Final answer
x = 3,570,356,806.49
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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.