Finding the Fourth Proportional to 107,008,737.57, 147,681,165.10 and 60,607,246.05
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Solution
The fourth proportional to 107,008,737.57, 147,681,165.10 and 60,607,246.05 is: 83,643,157.68
Step by Step Solution
- Step 1: Write the proportion equation
107,008,737.57 : 147,681,165.10 = 60,607,246.05 : x - Step 2: Convert to fraction form
107,008,737.57/147,681,165.10 = 60,607,246.05/x - Step 3: Cross multiply
107,008,737.57x = 147,681,165.10 × 60,607,246.05 - Step 4: Simplify right side
107,008,737.57x = 8,950,548,710,166,372 - Step 5: Solve for x
x = 8,950,548,710,166,372/107,008,737.57 - Step 6: Final answer
x = 83,643,157.68
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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.