Finding the Fourth Proportional to 1,678,756,727.80, 2,518,135,091.70 and 588,126,071.80
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Solution
The fourth proportional to 1,678,756,727.80, 2,518,135,091.70 and 588,126,071.80 is: 882,189,107.70
Step by Step Solution
- Step 1: Write the proportion equation
1,678,756,727.80 : 2,518,135,091.70 = 588,126,071.80 : x - Step 2: Convert to fraction form
1,678,756,727.80/2,518,135,091.70 = 588,126,071.80/x - Step 3: Cross multiply
1,678,756,727.80x = 2,518,135,091.70 × 588,126,071.80 - Step 4: Simplify right side
1,678,756,727.80x = 1,480,980,899,743,253,504 - Step 5: Solve for x
x = 1,480,980,899,743,253,504/1,678,756,727.80 - Step 6: Final answer
x = 882,189,107.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.