Finding the Fourth Proportional to 51,564,511,756.68, 77,346,749,429.16 and 13,790,105,328.96
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Solution
The fourth proportional to 51,564,511,756.68, 77,346,749,429.16 and 13,790,105,328.96 is: 20,685,153,124.57
Step by Step Solution
- Step 1: Write the proportion equation
51,564,511,756.68 : 77,346,749,429.16 = 13,790,105,328.96 : x - Step 2: Convert to fraction form
51,564,511,756.68/77,346,749,429.16 = 13,790,105,328.96/x - Step 3: Cross multiply
51,564,511,756.68x = 77,346,749,429.16 × 13,790,105,328.96 - Step 4: Simplify right side
51,564,511,756.68x = 1,066,619,821,480,793,079,808 - Step 5: Solve for x
x = 1,066,619,821,480,793,079,808/51,564,511,756.68 - Step 6: Final answer
x = 20,685,153,124.57
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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.