Finding the Fourth Proportional to 2,837,534,193.68, 3,915,718,645.90 and 1,567,352,412.32
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Solution
The fourth proportional to 2,837,534,193.68, 3,915,718,645.90 and 1,567,352,412.32 is: 2,162,902,945.55
Step by Step Solution
- Step 1: Write the proportion equation
2,837,534,193.68 : 3,915,718,645.90 = 1,567,352,412.32 : x - Step 2: Convert to fraction form
2,837,534,193.68/3,915,718,645.90 = 1,567,352,412.32/x - Step 3: Cross multiply
2,837,534,193.68x = 3,915,718,645.90 × 1,567,352,412.32 - Step 4: Simplify right side
2,837,534,193.68x = 6,137,311,065,617,768,448 - Step 5: Solve for x
x = 6,137,311,065,617,768,448/2,837,534,193.68 - Step 6: Final answer
x = 2,162,902,945.55
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1.5x scale
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.