Finding the Fourth Proportional to 257,577,995.61, 355,425,339.29 and 174,127,703.49
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Solution
The fourth proportional to 257,577,995.61, 355,425,339.29 and 174,127,703.49 is: 240,274,399.00
Step by Step Solution
- Step 1: Write the proportion equation
257,577,995.61 : 355,425,339.29 = 174,127,703.49 : x - Step 2: Convert to fraction form
257,577,995.61/355,425,339.29 = 174,127,703.49/x - Step 3: Cross multiply
257,577,995.61x = 355,425,339.29 × 174,127,703.49 - Step 4: Simplify right side
257,577,995.61x = 61,889,398,091,851,136 - Step 5: Solve for x
x = 61,889,398,091,851,136/257,577,995.61 - Step 6: Final answer
x = 240,274,399.00
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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.