Finding the Fourth Proportional to 2,437,778,840.90, 3,656,668,261.35 and 1,816,992,767.30
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Solution
The fourth proportional to 2,437,778,840.90, 3,656,668,261.35 and 1,816,992,767.30 is: 2,725,489,150.95
Step by Step Solution
- Step 1: Write the proportion equation
2,437,778,840.90 : 3,656,668,261.35 = 1,816,992,767.30 : x - Step 2: Convert to fraction form
2,437,778,840.90/3,656,668,261.35 = 1,816,992,767.30/x - Step 3: Cross multiply
2,437,778,840.90x = 3,656,668,261.35 × 1,816,992,767.30 - Step 4: Simplify right side
2,437,778,840.90x = 6,644,139,783,288,416,256 - Step 5: Solve for x
x = 6,644,139,783,288,416,256/2,437,778,840.90 - Step 6: Final answer
x = 2,725,489,150.95
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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.