Finding the Fourth Proportional to 824,256,935.80, 1,236,385,403.70 and 773,238,599.80
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Solution
The fourth proportional to 824,256,935.80, 1,236,385,403.70 and 773,238,599.80 is: 1,159,857,899.70
Step by Step Solution
- Step 1: Write the proportion equation
824,256,935.80 : 1,236,385,403.70 = 773,238,599.80 : x - Step 2: Convert to fraction form
824,256,935.80/1,236,385,403.70 = 773,238,599.80/x - Step 3: Cross multiply
824,256,935.80x = 1,236,385,403.70 × 773,238,599.80 - Step 4: Simplify right side
824,256,935.80x = 956,020,918,370,145,664 - Step 5: Solve for x
x = 956,020,918,370,145,664/824,256,935.80 - Step 6: Final answer
x = 1,159,857,899.70
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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.