Finding the Fourth Proportional to 7,464,886,442.91, 11,197,252,972.35 and 4,315,096,860.30
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Solution
The fourth proportional to 7,464,886,442.91, 11,197,252,972.35 and 4,315,096,860.30 is: 6,472,600,958.43
Step by Step Solution
- Step 1: Write the proportion equation
7,464,886,442.91 : 11,197,252,972.35 = 4,315,096,860.30 : x - Step 2: Convert to fraction form
7,464,886,442.91/11,197,252,972.35 = 4,315,096,860.30/x - Step 3: Cross multiply
7,464,886,442.91x = 11,197,252,972.35 × 4,315,096,860.30 - Step 4: Simplify right side
7,464,886,442.91x = 48,317,231,144,972,328,960 - Step 5: Solve for x
x = 48,317,231,144,972,328,960/7,464,886,442.91 - Step 6: Final answer
x = 6,472,600,958.43
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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.