Finding the Fourth Proportional to 9,220,699,363.08, 12,724,562,425.50 and 4,991,608,113.96
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Solution
The fourth proportional to 9,220,699,363.08, 12,724,562,425.50 and 4,991,608,113.96 is: 6,888,417,738.03
Step by Step Solution
- Step 1: Write the proportion equation
9,220,699,363.08 : 12,724,562,425.50 = 4,991,608,113.96 : x - Step 2: Convert to fraction form
9,220,699,363.08/12,724,562,425.50 = 4,991,608,113.96/x - Step 3: Cross multiply
9,220,699,363.08x = 12,724,562,425.50 × 4,991,608,113.96 - Step 4: Simplify right side
9,220,699,363.08x = 63,516,029,049,716,334,592 - Step 5: Solve for x
x = 63,516,029,049,716,334,592/9,220,699,363.08 - Step 6: Final answer
x = 6,888,417,738.03
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1.5x scale
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.