Finding the Fourth Proportional to 2,235,255,565.68, 3,084,513,694.47 and 1,231,616,968.47
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Solution
The fourth proportional to 2,235,255,565.68, 3,084,513,694.47 and 1,231,616,968.47 is: 1,699,554,835.66
Step by Step Solution
- Step 1: Write the proportion equation
2,235,255,565.68 : 3,084,513,694.47 = 1,231,616,968.47 : x - Step 2: Convert to fraction form
2,235,255,565.68/3,084,513,694.47 = 1,231,616,968.47/x - Step 3: Cross multiply
2,235,255,565.68x = 3,084,513,694.47 × 1,231,616,968.47 - Step 4: Simplify right side
2,235,255,565.68x = 3,798,939,405,587,340,800 - Step 5: Solve for x
x = 3,798,939,405,587,340,800/2,235,255,565.68 - Step 6: Final answer
x = 1,699,554,835.66
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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.