Finding the Fourth Proportional to 9,042,931,895.44, 13,565,943,188.74 and 3,728,138,716.26
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Solution
The fourth proportional to 9,042,931,895.44, 13,565,943,188.74 and 3,728,138,716.26 is: 5,592,845,175.58
Step by Step Solution
- Step 1: Write the proportion equation
9,042,931,895.44 : 13,565,943,188.74 = 3,728,138,716.26 : x - Step 2: Convert to fraction form
9,042,931,895.44/13,565,943,188.74 = 3,728,138,716.26/x - Step 3: Cross multiply
9,042,931,895.44x = 13,565,943,188.74 × 3,728,138,716.26 - Step 4: Simplify right side
9,042,931,895.44x = 50,575,718,024,547,958,784 - Step 5: Solve for x
x = 50,575,718,024,547,958,784/9,042,931,895.44 - Step 6: Final answer
x = 5,592,845,175.58
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1.5x scale
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.