Finding the Fourth Proportional to 9,986,395,352.88, 13,776,000,751.22 and 6,174,699,854.12
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Solution
The fourth proportional to 9,986,395,352.88, 13,776,000,751.22 and 6,174,699,854.12 is: 8,517,855,224.35
Step by Step Solution
- Step 1: Write the proportion equation
9,986,395,352.88 : 13,776,000,751.22 = 6,174,699,854.12 : x - Step 2: Convert to fraction form
9,986,395,352.88/13,776,000,751.22 = 6,174,699,854.12/x - Step 3: Cross multiply
9,986,395,352.88x = 13,776,000,751.22 × 6,174,699,854.12 - Step 4: Simplify right side
9,986,395,352.88x = 85,062,669,828,915,134,464 - Step 5: Solve for x
x = 85,062,669,828,915,134,464/9,986,395,352.88 - Step 6: Final answer
x = 8,517,855,224.35
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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.