Finding the Fourth Proportional to 343,657,138.97, 474,248,080.00 and 187,026,123.53
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Solution
The fourth proportional to 343,657,138.97, 474,248,080.00 and 187,026,123.53 is: 258,096,718.90
Step by Step Solution
- Step 1: Write the proportion equation
343,657,138.97 : 474,248,080.00 = 187,026,123.53 : x - Step 2: Convert to fraction form
343,657,138.97/474,248,080.00 = 187,026,123.53/x - Step 3: Cross multiply
343,657,138.97x = 474,248,080.00 × 187,026,123.53 - Step 4: Simplify right side
343,657,138.97x = 88,696,779,995,364,736 - Step 5: Solve for x
x = 88,696,779,995,364,736/343,657,138.97 - Step 6: Final answer
x = 258,096,718.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.