Finding the Fourth Proportional to 837,100,058.36, 1,255,653,377.62 and 339,119,979.75
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Solution
The fourth proportional to 837,100,058.36, 1,255,653,377.62 and 339,119,979.75 is: 508,681,302.48
Step by Step Solution
- Step 1: Write the proportion equation
837,100,058.36 : 1,255,653,377.62 = 339,119,979.75 : x - Step 2: Convert to fraction form
837,100,058.36/1,255,653,377.62 = 339,119,979.75/x - Step 3: Cross multiply
837,100,058.36x = 1,255,653,377.62 × 339,119,979.75 - Step 4: Simplify right side
837,100,058.36x = 425,817,147,990,665,728 - Step 5: Solve for x
x = 425,817,147,990,665,728/837,100,058.36 - Step 6: Final answer
x = 508,681,302.48
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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.