Finding the Fourth Proportional to 115,675,991.31, 173,507,875.90 and 37,942,655.99
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Solution
The fourth proportional to 115,675,991.31, 173,507,875.90 and 37,942,655.99 is: 56,911,979.50
Step by Step Solution
- Step 1: Write the proportion equation
115,675,991.31 : 173,507,875.90 = 37,942,655.99 : x - Step 2: Convert to fraction form
115,675,991.31/173,507,875.90 = 37,942,655.99/x - Step 3: Cross multiply
115,675,991.31x = 173,507,875.90 × 37,942,655.99 - Step 4: Simplify right side
115,675,991.31x = 6,583,349,645,961,772 - Step 5: Solve for x
x = 6,583,349,645,961,772/115,675,991.31 - Step 6: Final answer
x = 56,911,979.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.