Finding the Fourth Proportional to 853,895,176,295.23, 1,178,397,024,514.60 and 468,519,420,012.90
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Solution
The fourth proportional to 853,895,176,295.23, 1,178,397,024,514.60 and 468,519,420,012.90 is: 646,568,695,780.55
Step by Step Solution
- Step 1: Write the proportion equation
853,895,176,295.23 : 1,178,397,024,514.60 = 468,519,420,012.90 : x - Step 2: Convert to fraction form
853,895,176,295.23/1,178,397,024,514.60 = 468,519,420,012.90/x - Step 3: Cross multiply
853,895,176,295.23x = 1,178,397,024,514.60 × 468,519,420,012.90 - Step 4: Simplify right side
853,895,176,295.23x = 552,101,890,470,507,601,461,248 - Step 5: Solve for x
x = 552,101,890,470,507,601,461,248/853,895,176,295.23 - Step 6: Final answer
x = 646,568,695,780.55
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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.