Finding the Fourth Proportional to 326,624,375.19, 450,438,869.29 and 238,378,594.71
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Solution
The fourth proportional to 326,624,375.19, 450,438,869.29 and 238,378,594.71 is: 328,741,492.74
Step by Step Solution
- Step 1: Write the proportion equation
326,624,375.19 : 450,438,869.29 = 238,378,594.71 : x - Step 2: Convert to fraction form
326,624,375.19/450,438,869.29 = 238,378,594.71/x - Step 3: Cross multiply
326,624,375.19x = 450,438,869.29 × 238,378,594.71 - Step 4: Simplify right side
326,624,375.19x = 107,374,984,664,111,584 - Step 5: Solve for x
x = 107,374,984,664,111,584/326,624,375.19 - Step 6: Final answer
x = 328,741,492.74
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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.