Finding the Fourth Proportional to 19,891,281,044.06, 27,449,828,199.44 and 10,859,039,149.06
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Solution
The fourth proportional to 19,891,281,044.06, 27,449,828,199.44 and 10,859,039,149.06 is: 14,985,397,792.75
Step by Step Solution
- Step 1: Write the proportion equation
19,891,281,044.06 : 27,449,828,199.44 = 10,859,039,149.06 : x - Step 2: Convert to fraction form
19,891,281,044.06/27,449,828,199.44 = 10,859,039,149.06/x - Step 3: Cross multiply
19,891,281,044.06x = 27,449,828,199.44 × 10,859,039,149.06 - Step 4: Simplify right side
19,891,281,044.06x = 298,078,759,052,635,865,088 - Step 5: Solve for x
x = 298,078,759,052,635,865,088/19,891,281,044.06 - Step 6: Final answer
x = 14,985,397,792.75
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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.