Finding the Fourth Proportional to 8,127,044,756.64, 12,189,261,389.04 and 2,230,226,508.96
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Solution
The fourth proportional to 8,127,044,756.64, 12,189,261,389.04 and 2,230,226,508.96 is: 3,344,981,440.18
Step by Step Solution
- Step 1: Write the proportion equation
8,127,044,756.64 : 12,189,261,389.04 = 2,230,226,508.96 : x - Step 2: Convert to fraction form
8,127,044,756.64/12,189,261,389.04 = 2,230,226,508.96/x - Step 3: Cross multiply
8,127,044,756.64x = 12,189,261,389.04 × 2,230,226,508.96 - Step 4: Simplify right side
8,127,044,756.64x = 27,184,813,874,479,603,712 - Step 5: Solve for x
x = 27,184,813,874,479,603,712/8,127,044,756.64 - Step 6: Final answer
x = 3,344,981,440.18
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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.