Finding the Fourth Proportional to 96,430,817.73, 133,075,604.10 and 56,747,119.53
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Solution
The fourth proportional to 96,430,817.73, 133,075,604.10 and 56,747,119.53 is: 78,311,657.93
Step by Step Solution
- Step 1: Write the proportion equation
96,430,817.73 : 133,075,604.10 = 56,747,119.53 : x - Step 2: Convert to fraction form
96,430,817.73/133,075,604.10 = 56,747,119.53/x - Step 3: Cross multiply
96,430,817.73x = 133,075,604.10 × 56,747,119.53 - Step 4: Simplify right side
96,430,817.73x = 7,551,657,211,724,280 - Step 5: Solve for x
x = 7,551,657,211,724,280/96,430,817.73 - Step 6: Final answer
x = 78,311,657.93
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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.