Finding the Fourth Proportional to 8,962,224,451.32, 12,373,451,368.29 and 5,705,107,901.49
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Solution
The fourth proportional to 8,962,224,451.32, 12,373,451,368.29 and 5,705,107,901.49 is: 7,876,602,014.75
Step by Step Solution
- Step 1: Write the proportion equation
8,962,224,451.32 : 12,373,451,368.29 = 5,705,107,901.49 : x - Step 2: Convert to fraction form
8,962,224,451.32/12,373,451,368.29 = 5,705,107,901.49/x - Step 3: Cross multiply
8,962,224,451.32x = 12,373,451,368.29 × 5,705,107,901.49 - Step 4: Simplify right side
8,962,224,451.32x = 70,591,875,169,933,533,184 - Step 5: Solve for x
x = 70,591,875,169,933,533,184/8,962,224,451.32 - Step 6: Final answer
x = 7,876,602,014.75
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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.