Finding the Fourth Proportional to 737,241,331.98, 1,017,396,505.76 and 402,718,495.42
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Solution
The fourth proportional to 737,241,331.98, 1,017,396,505.76 and 402,718,495.42 is: 555,753,417.87
Step by Step Solution
- Step 1: Write the proportion equation
737,241,331.98 : 1,017,396,505.76 = 402,718,495.42 : x - Step 2: Convert to fraction form
737,241,331.98/1,017,396,505.76 = 402,718,495.42/x - Step 3: Cross multiply
737,241,331.98x = 1,017,396,505.76 × 402,718,495.42 - Step 4: Simplify right side
737,241,331.98x = 409,724,390,045,232,576 - Step 5: Solve for x
x = 409,724,390,045,232,576/737,241,331.98 - Step 6: Final answer
x = 555,753,417.87
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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.