Finding the Fourth Proportional to 7,566,822,877.38, 10,442,532,808.09 and 4,351,735,378.86
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Solution
The fourth proportional to 7,566,822,877.38, 10,442,532,808.09 and 4,351,735,378.86 is: 6,005,577,268.33
Step by Step Solution
- Step 1: Write the proportion equation
7,566,822,877.38 : 10,442,532,808.09 = 4,351,735,378.86 : x - Step 2: Convert to fraction form
7,566,822,877.38/10,442,532,808.09 = 4,351,735,378.86/x - Step 3: Cross multiply
7,566,822,877.38x = 10,442,532,808.09 × 4,351,735,378.86 - Step 4: Simplify right side
7,566,822,877.38x = 45,443,139,465,819,299,840 - Step 5: Solve for x
x = 45,443,139,465,819,299,840/7,566,822,877.38 - Step 6: Final answer
x = 6,005,577,268.33
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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.