Finding the Fourth Proportional to 358,171,616.20, 537,257,424.30 and 329,506,169.80
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Solution
The fourth proportional to 358,171,616.20, 537,257,424.30 and 329,506,169.80 is: 494,259,254.70
Step by Step Solution
- Step 1: Write the proportion equation
358,171,616.20 : 537,257,424.30 = 329,506,169.80 : x - Step 2: Convert to fraction form
358,171,616.20/537,257,424.30 = 329,506,169.80/x - Step 3: Cross multiply
358,171,616.20x = 537,257,424.30 × 329,506,169.80 - Step 4: Simplify right side
358,171,616.20x = 177,029,636,077,706,432 - Step 5: Solve for x
x = 177,029,636,077,706,432/358,171,616.20 - Step 6: Final answer
x = 494,259,254.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.