Finding the Fourth Proportional to 122,332,330.40, 183,498,495.60 and 49,583,962.40
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Solution
The fourth proportional to 122,332,330.40, 183,498,495.60 and 49,583,962.40 is: 74,375,943.60
Step by Step Solution
- Step 1: Write the proportion equation
122,332,330.40 : 183,498,495.60 = 49,583,962.40 : x - Step 2: Convert to fraction form
122,332,330.40/183,498,495.60 = 49,583,962.40/x - Step 3: Cross multiply
122,332,330.40x = 183,498,495.60 × 49,583,962.40 - Step 4: Simplify right side
122,332,330.40x = 9,098,582,506,286,964 - Step 5: Solve for x
x = 9,098,582,506,286,964/122,332,330.40 - Step 6: Final answer
x = 74,375,943.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.