Finding the Fourth Proportional to 1,599,573,570.79, 2,206,876,908.30 and 930,376,560.68
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Solution
The fourth proportional to 1,599,573,570.79, 2,206,876,908.30 and 930,376,560.68 is: 1,283,608,697.52
Step by Step Solution
- Step 1: Write the proportion equation
1,599,573,570.79 : 2,206,876,908.30 = 930,376,560.68 : x - Step 2: Convert to fraction form
1,599,573,570.79/2,206,876,908.30 = 930,376,560.68/x - Step 3: Cross multiply
1,599,573,570.79x = 2,206,876,908.30 × 930,376,560.68 - Step 4: Simplify right side
1,599,573,570.79x = 2,053,226,547,789,786,624 - Step 5: Solve for x
x = 2,053,226,547,789,786,624/1,599,573,570.79 - Step 6: Final answer
x = 1,283,608,697.52
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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.