Finding the Fourth Proportional to 798,757,496.84, 1,102,264,199.05 and 446,336,383.49
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Solution
The fourth proportional to 798,757,496.84, 1,102,264,199.05 and 446,336,383.49 is: 615,932,392.76
Step by Step Solution
- Step 1: Write the proportion equation
798,757,496.84 : 1,102,264,199.05 = 446,336,383.49 : x - Step 2: Convert to fraction form
798,757,496.84/1,102,264,199.05 = 446,336,383.49/x - Step 3: Cross multiply
798,757,496.84x = 1,102,264,199.05 × 446,336,383.49 - Step 4: Simplify right side
798,757,496.84x = 491,980,616,256,966,400 - Step 5: Solve for x
x = 491,980,616,256,966,400/798,757,496.84 - Step 6: Final answer
x = 615,932,392.76
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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.