Finding the Fourth Proportional to 7,585,169,105.30, 11,355,084,943.68 and 4,588,162,319.12
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Solution
The fourth proportional to 7,585,169,105.30, 11,355,084,943.68 and 4,588,162,319.12 is: 6,868,531,491.62
Step by Step Solution
- Step 1: Write the proportion equation
7,585,169,105.30 : 11,355,084,943.68 = 4,588,162,319.12 : x - Step 2: Convert to fraction form
7,585,169,105.30/11,355,084,943.68 = 4,588,162,319.12/x - Step 3: Cross multiply
7,585,169,105.30x = 11,355,084,943.68 × 4,588,162,319.12 - Step 4: Simplify right side
7,585,169,105.30x = 52,098,972,868,999,421,952 - Step 5: Solve for x
x = 52,098,972,868,999,421,952/7,585,169,105.30 - Step 6: Final answer
x = 6,868,531,491.62
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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.