Finding the Fourth Proportional to 986,310,370.14, 1,360,592,277.01 and 609,846,616.84
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Solution
The fourth proportional to 986,310,370.14, 1,360,592,277.01 and 609,846,616.84 is: 841,269,261.84
Step by Step Solution
- Step 1: Write the proportion equation
986,310,370.14 : 1,360,592,277.01 = 609,846,616.84 : x - Step 2: Convert to fraction form
986,310,370.14/1,360,592,277.01 = 609,846,616.84/x - Step 3: Cross multiply
986,310,370.14x = 1,360,592,277.01 × 609,846,616.84 - Step 4: Simplify right side
986,310,370.14x = 829,752,597,032,455,296 - Step 5: Solve for x
x = 829,752,597,032,455,296/986,310,370.14 - Step 6: Final answer
x = 841,269,261.84
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1.5x scale
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.