Finding the Fourth Proportional to 8,709,420,479.48, 13,064,206,324.92 and 2,813,980,346.02
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Solution
The fourth proportional to 8,709,420,479.48, 13,064,206,324.92 and 2,813,980,346.02 is: 4,220,994,946.94
Step by Step Solution
- Step 1: Write the proportion equation
8,709,420,479.48 : 13,064,206,324.92 = 2,813,980,346.02 : x - Step 2: Convert to fraction form
8,709,420,479.48/13,064,206,324.92 = 2,813,980,346.02/x - Step 3: Cross multiply
8,709,420,479.48x = 13,064,206,324.92 × 2,813,980,346.02 - Step 4: Simplify right side
8,709,420,479.48x = 36,762,419,834,675,052,544 - Step 5: Solve for x
x = 36,762,419,834,675,052,544/8,709,420,479.48 - Step 6: Final answer
x = 4,220,994,946.94
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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.