Finding the Fourth Proportional to 581,991,872.32, 803,028,890.64 and 334,425,396.88
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Solution
The fourth proportional to 581,991,872.32, 803,028,890.64 and 334,425,396.88 is: 461,438,154.43
Step by Step Solution
- Step 1: Write the proportion equation
581,991,872.32 : 803,028,890.64 = 334,425,396.88 : x - Step 2: Convert to fraction form
581,991,872.32/803,028,890.64 = 334,425,396.88/x - Step 3: Cross multiply
581,991,872.32x = 803,028,890.64 × 334,425,396.88 - Step 4: Simplify right side
581,991,872.32x = 268,553,255,458,388,096 - Step 5: Solve for x
x = 268,553,255,458,388,096/581,991,872.32 - Step 6: Final answer
x = 461,438,154.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.