Finding the Fourth Proportional to 47,980,158,266.67, 66,214,699,752.70 and 26,570,399,702.87
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Solution
The fourth proportional to 47,980,158,266.67, 66,214,699,752.70 and 26,570,399,702.87 is: 36,668,304,194.75
Step by Step Solution
- Step 1: Write the proportion equation
47,980,158,266.67 : 66,214,699,752.70 = 26,570,399,702.87 : x - Step 2: Convert to fraction form
47,980,158,266.67/66,214,699,752.70 = 26,570,399,702.87/x - Step 3: Cross multiply
47,980,158,266.67x = 66,214,699,752.70 × 26,570,399,702.87 - Step 4: Simplify right side
47,980,158,266.67x = 1,759,351,038,634,435,280,896 - Step 5: Solve for x
x = 1,759,351,038,634,435,280,896/47,980,158,266.67 - Step 6: Final answer
x = 36,668,304,194.75
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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.