Finding the Fourth Proportional to 4,025,583,820.62, 5,555,239,348.04 and 2,355,115,954.14
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Solution
The fourth proportional to 4,025,583,820.62, 5,555,239,348.04 and 2,355,115,954.14 is: 3,250,021,214.47
Step by Step Solution
- Step 1: Write the proportion equation
4,025,583,820.62 : 5,555,239,348.04 = 2,355,115,954.14 : x - Step 2: Convert to fraction form
4,025,583,820.62/5,555,239,348.04 = 2,355,115,954.14/x - Step 3: Cross multiply
4,025,583,820.62x = 5,555,239,348.04 × 2,355,115,954.14 - Step 4: Simplify right side
4,025,583,820.62x = 13,083,232,817,635,295,232 - Step 5: Solve for x
x = 13,083,232,817,635,295,232/4,025,583,820.62 - Step 6: Final answer
x = 3,250,021,214.47
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Double scale
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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.