Finding the Fourth Proportional to 990,077,884,714.70, 1,485,116,827,072 and 990,077,884,714.70
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Solution
The fourth proportional to 990,077,884,714.70, 1,485,116,827,072 and 990,077,884,714.70 is: 1,485,116,827,072
Step by Step Solution
- Step 1: Write the proportion equation
990,077,884,714.70 : 1,485,116,827,072 = 990,077,884,714.70 : x - Step 2: Convert to fraction form
990,077,884,714.70/1,485,116,827,072 = 990,077,884,714.70/x - Step 3: Cross multiply
990,077,884,714.70x = 1,485,116,827,072 × 990,077,884,714.70 - Step 4: Simplify right side
990,077,884,714.70x = 1,470,381,326,701,652,711,833,600 - Step 5: Solve for x
x = 1,470,381,326,701,652,711,833,600/990,077,884,714.70 - Step 6: Final answer
x = 1,485,116,827,072
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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.