Finding the Fourth Proportional to 597,907,302.30, 896,860,953.45 and 442,939,106.70
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Solution
The fourth proportional to 597,907,302.30, 896,860,953.45 and 442,939,106.70 is: 664,408,660.05
Step by Step Solution
- Step 1: Write the proportion equation
597,907,302.30 : 896,860,953.45 = 442,939,106.70 : x - Step 2: Convert to fraction form
597,907,302.30/896,860,953.45 = 442,939,106.70/x - Step 3: Cross multiply
597,907,302.30x = 896,860,953.45 × 442,939,106.70 - Step 4: Simplify right side
597,907,302.30x = 397,254,789,555,253,312 - Step 5: Solve for x
x = 397,254,789,555,253,312/597,907,302.30 - Step 6: Final answer
x = 664,408,660.05
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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.