Finding the Fourth Proportional to 541,709,058.20, 811,184,176.84 and 356,916,294.66
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Solution
The fourth proportional to 541,709,058.20, 811,184,176.84 and 356,916,294.66 is: 534,465,588.67
Step by Step Solution
- Step 1: Write the proportion equation
541,709,058.20 : 811,184,176.84 = 356,916,294.66 : x - Step 2: Convert to fraction form
541,709,058.20/811,184,176.84 = 356,916,294.66/x - Step 3: Cross multiply
541,709,058.20x = 811,184,176.84 × 356,916,294.66 - Step 4: Simplify right side
541,709,058.20x = 289,524,850,679,606,720 - Step 5: Solve for x
x = 289,524,850,679,606,720/541,709,058.20 - Step 6: Final answer
x = 534,465,588.67
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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.