Finding the Fourth Proportional to 7,859,717,906,887, 11,789,817,041,248 and 2,696,490,497,865.10
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Solution
The fourth proportional to 7,859,717,906,887, 11,789,817,041,248 and 2,696,490,497,865.10 is: 4,044,818,147,409.16
Step by Step Solution
- Step 1: Write the proportion equation
7,859,717,906,887 : 11,789,817,041,248 = 2,696,490,497,865.10 : x - Step 2: Convert to fraction form
7,859,717,906,887/11,789,817,041,248 = 2,696,490,497,865.10/x - Step 3: Cross multiply
7,859,717,906,887x = 11,789,817,041,248 × 2,696,490,497,865.10 - Step 4: Simplify right side
7,859,717,906,887x = 31,791,129,623,293,261,577,715,712 - Step 5: Solve for x
x = 31,791,129,623,293,261,577,715,712/7,859,717,906,887 - Step 6: Final answer
x = 4,044,818,147,409.16
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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.