Finding the Fourth Proportional to 122,316,272.84, 183,506,164.49 and 45,639,877.88
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Solution
The fourth proportional to 122,316,272.84, 183,506,164.49 and 45,639,877.88 is: 68,471,665.65
Step by Step Solution
- Step 1: Write the proportion equation
122,316,272.84 : 183,506,164.49 = 45,639,877.88 : x - Step 2: Convert to fraction form
122,316,272.84/183,506,164.49 = 45,639,877.88/x - Step 3: Cross multiply
122,316,272.84x = 183,506,164.49 × 45,639,877.88 - Step 4: Simplify right side
122,316,272.84x = 8,375,198,936,747,362 - Step 5: Solve for x
x = 8,375,198,936,747,362/122,316,272.84 - Step 6: Final answer
x = 68,471,665.65
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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.