Finding the Fourth Proportional to 1,197,104,584,387.50, 1,651,991,165,730.20 and 648,382,239,079
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Solution
The fourth proportional to 1,197,104,584,387.50, 1,651,991,165,730.20 and 648,382,239,079 is: 894,760,361,746.43
Step by Step Solution
- Step 1: Write the proportion equation
1,197,104,584,387.50 : 1,651,991,165,730.20 = 648,382,239,079 : x - Step 2: Convert to fraction form
1,197,104,584,387.50/1,651,991,165,730.20 = 648,382,239,079/x - Step 3: Cross multiply
1,197,104,584,387.50x = 1,651,991,165,730.20 × 648,382,239,079 - Step 4: Simplify right side
1,197,104,584,387.50x = 1,071,121,730,974,874,433,748,992 - Step 5: Solve for x
x = 1,071,121,730,974,874,433,748,992/1,197,104,584,387.50 - Step 6: Final answer
x = 894,760,361,746.43
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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.