Finding the Fourth Proportional to 541,868,137.90, 747,798,585.94 and 303,717,723.99
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Solution
The fourth proportional to 541,868,137.90, 747,798,585.94 and 303,717,723.99 is: 419,141,980.57
Step by Step Solution
- Step 1: Write the proportion equation
541,868,137.90 : 747,798,585.94 = 303,717,723.99 : x - Step 2: Convert to fraction form
541,868,137.90/747,798,585.94 = 303,717,723.99/x - Step 3: Cross multiply
541,868,137.90x = 747,798,585.94 × 303,717,723.99 - Step 4: Simplify right side
541,868,137.90x = 227,119,684,524,637,248 - Step 5: Solve for x
x = 227,119,684,524,637,248/541,868,137.90 - Step 6: Final answer
x = 419,141,980.57
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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.