Finding the Fourth Proportional to 1,703,550,733.20, 2,555,326,099.80 and 1,091,330,701.20
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Solution
The fourth proportional to 1,703,550,733.20, 2,555,326,099.80 and 1,091,330,701.20 is: 1,636,996,051.80
Step by Step Solution
- Step 1: Write the proportion equation
1,703,550,733.20 : 2,555,326,099.80 = 1,091,330,701.20 : x - Step 2: Convert to fraction form
1,703,550,733.20/2,555,326,099.80 = 1,091,330,701.20/x - Step 3: Cross multiply
1,703,550,733.20x = 2,555,326,099.80 × 1,091,330,701.20 - Step 4: Simplify right side
1,703,550,733.20x = 2,788,705,824,289,395,712 - Step 5: Solve for x
x = 2,788,705,824,289,395,712/1,703,550,733.20 - Step 6: Final answer
x = 1,636,996,051.80
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1.5x scale
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.