Finding the Fourth Proportional to 70,859,499.84, 106,048,174.32 and 43,551,393.12
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Solution
The fourth proportional to 70,859,499.84, 106,048,174.32 and 43,551,393.12 is: 65,178,920.82
Step by Step Solution
- Step 1: Write the proportion equation
70,859,499.84 : 106,048,174.32 = 43,551,393.12 : x - Step 2: Convert to fraction form
70,859,499.84/106,048,174.32 = 43,551,393.12/x - Step 3: Cross multiply
70,859,499.84x = 106,048,174.32 × 43,551,393.12 - Step 4: Simplify right side
70,859,499.84x = 4,618,545,729,468,608 - Step 5: Solve for x
x = 4,618,545,729,468,608/70,859,499.84 - Step 6: Final answer
x = 65,178,920.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.