Finding the Fourth Proportional to 597,907,207.70, 896,860,811.55 and 572,079,175.10
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Solution
The fourth proportional to 597,907,207.70, 896,860,811.55 and 572,079,175.10 is: 858,118,762.65
Step by Step Solution
- Step 1: Write the proportion equation
597,907,207.70 : 896,860,811.55 = 572,079,175.10 : x - Step 2: Convert to fraction form
597,907,207.70/896,860,811.55 = 572,079,175.10/x - Step 3: Cross multiply
597,907,207.70x = 896,860,811.55 × 572,079,175.10 - Step 4: Simplify right side
597,907,207.70x = 513,075,393,251,040,576 - Step 5: Solve for x
x = 513,075,393,251,040,576/597,907,207.70 - Step 6: Final answer
x = 858,118,762.65
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1.5x scale
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.