Finding the Fourth Proportional to 96,430,557.08, 133,075,247.15 and 56,746,861.13
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Solution
The fourth proportional to 96,430,557.08, 133,075,247.15 and 56,746,861.13 is: 78,311,302.95
Step by Step Solution
- Step 1: Write the proportion equation
96,430,557.08 : 133,075,247.15 = 56,746,861.13 : x - Step 2: Convert to fraction form
96,430,557.08/133,075,247.15 = 56,746,861.13/x - Step 3: Cross multiply
96,430,557.08x = 133,075,247.15 × 56,746,861.13 - Step 4: Simplify right side
96,430,557.08x = 7,551,602,568,912,368 - Step 5: Solve for x
x = 7,551,602,568,912,368/96,430,557.08 - Step 6: Final answer
x = 78,311,302.95
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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.