Finding the Fourth Proportional to 186,877,077.64, 257,882,562.08 and 107,486,102.96
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Solution
The fourth proportional to 186,877,077.64, 257,882,562.08 and 107,486,102.96 is: 148,326,332.85
Step by Step Solution
- Step 1: Write the proportion equation
186,877,077.64 : 257,882,562.08 = 107,486,102.96 : x - Step 2: Convert to fraction form
186,877,077.64/257,882,562.08 = 107,486,102.96/x - Step 3: Cross multiply
186,877,077.64x = 257,882,562.08 × 107,486,102.96 - Step 4: Simplify right side
186,877,077.64x = 27,718,791,619,319,472 - Step 5: Solve for x
x = 27,718,791,619,319,472/186,877,077.64 - Step 6: Final answer
x = 148,326,332.85
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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.