Finding the Fourth Proportional to 653,816,197.28, 902,272,615.44 and 360,471,285.92
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Solution
The fourth proportional to 653,816,197.28, 902,272,615.44 and 360,471,285.92 is: 497,453,827.68
Step by Step Solution
- Step 1: Write the proportion equation
653,816,197.28 : 902,272,615.44 = 360,471,285.92 : x - Step 2: Convert to fraction form
653,816,197.28/902,272,615.44 = 360,471,285.92/x - Step 3: Cross multiply
653,816,197.28x = 902,272,615.44 × 360,471,285.92 - Step 4: Simplify right side
653,816,197.28x = 325,243,369,938,058,496 - Step 5: Solve for x
x = 325,243,369,938,058,496/653,816,197.28 - Step 6: Final answer
x = 497,453,827.68
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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.