Finding the Fourth Proportional to 275,219,614.08, 379,803,142.08 and 151,460,271.36
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Solution
The fourth proportional to 275,219,614.08, 379,803,142.08 and 151,460,271.36 is: 209,015,215.56
Step by Step Solution
- Step 1: Write the proportion equation
275,219,614.08 : 379,803,142.08 = 151,460,271.36 : x - Step 2: Convert to fraction form
275,219,614.08/379,803,142.08 = 151,460,271.36/x - Step 3: Cross multiply
275,219,614.08x = 379,803,142.08 × 151,460,271.36 - Step 4: Simplify right side
275,219,614.08x = 57,525,086,962,817,440 - Step 5: Solve for x
x = 57,525,086,962,817,440/275,219,614.08 - Step 6: Final answer
x = 209,015,215.56
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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.