Finding the Fourth Proportional to 5,756,338,470.08, 8,634,506,615.76 and 3,138,344,105.60
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Solution
The fourth proportional to 5,756,338,470.08, 8,634,506,615.76 and 3,138,344,105.60 is: 4,707,515,564.48
Step by Step Solution
- Step 1: Write the proportion equation
5,756,338,470.08 : 8,634,506,615.76 = 3,138,344,105.60 : x - Step 2: Convert to fraction form
5,756,338,470.08/8,634,506,615.76 = 3,138,344,105.60/x - Step 3: Cross multiply
5,756,338,470.08x = 8,634,506,615.76 × 3,138,344,105.60 - Step 4: Simplify right side
5,756,338,470.08x = 27,098,052,942,334,599,168 - Step 5: Solve for x
x = 27,098,052,942,334,599,168/5,756,338,470.08 - Step 6: Final answer
x = 4,707,515,564.48
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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.