Finding the Fourth Proportional to 5,090,519,433.09, 7,636,878,202.12 and 1,549,537,765.52
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Solution
The fourth proportional to 5,090,519,433.09, 7,636,878,202.12 and 1,549,537,765.52 is: 2,324,641,196.33
Step by Step Solution
- Step 1: Write the proportion equation
5,090,519,433.09 : 7,636,878,202.12 = 1,549,537,765.52 : x - Step 2: Convert to fraction form
5,090,519,433.09/7,636,878,202.12 = 1,549,537,765.52/x - Step 3: Cross multiply
5,090,519,433.09x = 7,636,878,202.12 × 1,549,537,765.52 - Step 4: Simplify right side
5,090,519,433.09x = 11,833,631,184,870,805,504 - Step 5: Solve for x
x = 11,833,631,184,870,805,504/5,090,519,433.09 - Step 6: Final answer
x = 2,324,641,196.33
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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.