Finding the Fourth Proportional to 2,943,566,529.12, 4,062,750,443.28 and 1,691,193,926.16
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Solution
The fourth proportional to 2,943,566,529.12, 4,062,750,443.28 and 1,691,193,926.16 is: 2,334,208,792.36
Step by Step Solution
- Step 1: Write the proportion equation
2,943,566,529.12 : 4,062,750,443.28 = 1,691,193,926.16 : x - Step 2: Convert to fraction form
2,943,566,529.12/4,062,750,443.28 = 1,691,193,926.16/x - Step 3: Cross multiply
2,943,566,529.12x = 4,062,750,443.28 × 1,691,193,926.16 - Step 4: Simplify right side
2,943,566,529.12x = 6,870,898,873,178,984,448 - Step 5: Solve for x
x = 6,870,898,873,178,984,448/2,943,566,529.12 - Step 6: Final answer
x = 2,334,208,792.36
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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.