Finding the Fourth Proportional to 497,664,714.70, 746,497,072.05 and 152,615,601.10
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Solution
The fourth proportional to 497,664,714.70, 746,497,072.05 and 152,615,601.10 is: 228,923,401.65
Step by Step Solution
- Step 1: Write the proportion equation
497,664,714.70 : 746,497,072.05 = 152,615,601.10 : x - Step 2: Convert to fraction form
497,664,714.70/746,497,072.05 = 152,615,601.10/x - Step 3: Cross multiply
497,664,714.70x = 746,497,072.05 × 152,615,601.10 - Step 4: Simplify right side
497,664,714.70x = 113,927,099,370,300,752 - Step 5: Solve for x
x = 113,927,099,370,300,752/497,664,714.70 - Step 6: Final answer
x = 228,923,401.65
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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.