Finding the Fourth Proportional to 883,199,051.72, 1,218,779,206.28 and 481,304,266.25
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Solution
The fourth proportional to 883,199,051.72, 1,218,779,206.28 and 481,304,266.25 is: 664,180,549.62
Step by Step Solution
- Step 1: Write the proportion equation
883,199,051.72 : 1,218,779,206.28 = 481,304,266.25 : x - Step 2: Convert to fraction form
883,199,051.72/1,218,779,206.28 = 481,304,266.25/x - Step 3: Cross multiply
883,199,051.72x = 1,218,779,206.28 × 481,304,266.25 - Step 4: Simplify right side
883,199,051.72x = 586,603,631,590,852,480 - Step 5: Solve for x
x = 586,603,631,590,852,480/883,199,051.72 - Step 6: Final answer
x = 664,180,549.62
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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.