Finding the Fourth Proportional to 6,473,700,578.76, 8,933,611,722.97 and 3,615,884,497.97
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Solution
The fourth proportional to 6,473,700,578.76, 8,933,611,722.97 and 3,615,884,497.97 is: 4,989,867,502.67
Step by Step Solution
- Step 1: Write the proportion equation
6,473,700,578.76 : 8,933,611,722.97 = 3,615,884,497.97 : x - Step 2: Convert to fraction form
6,473,700,578.76/8,933,611,722.97 = 3,615,884,497.97/x - Step 3: Cross multiply
6,473,700,578.76x = 8,933,611,722.97 × 3,615,884,497.97 - Step 4: Simplify right side
6,473,700,578.76x = 32,302,908,139,970,281,472 - Step 5: Solve for x
x = 32,302,908,139,970,281,472/6,473,700,578.76 - Step 6: Final answer
x = 4,989,867,502.67
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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.