Finding the Fourth Proportional to 5,756,338,468.08, 8,634,506,612.76 and 3,138,344,103.60
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Solution
The fourth proportional to 5,756,338,468.08, 8,634,506,612.76 and 3,138,344,103.60 is: 4,707,515,561.48
Step by Step Solution
- Step 1: Write the proportion equation
5,756,338,468.08 : 8,634,506,612.76 = 3,138,344,103.60 : x - Step 2: Convert to fraction form
5,756,338,468.08/8,634,506,612.76 = 3,138,344,103.60/x - Step 3: Cross multiply
5,756,338,468.08x = 8,634,506,612.76 × 3,138,344,103.60 - Step 4: Simplify right side
5,756,338,468.08x = 27,098,052,915,650,555,904 - Step 5: Solve for x
x = 27,098,052,915,650,555,904/5,756,338,468.08 - Step 6: Final answer
x = 4,707,515,561.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.