Finding the Fourth Proportional to 8,317,115,607.76, 12,475,564,438.88 and 2,021,526,542.68
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Solution
The fourth proportional to 8,317,115,607.76, 12,475,564,438.88 and 2,021,526,542.68 is: 3,032,263,327.51
Step by Step Solution
- Step 1: Write the proportion equation
8,317,115,607.76 : 12,475,564,438.88 = 2,021,526,542.68 : x - Step 2: Convert to fraction form
8,317,115,607.76/12,475,564,438.88 = 2,021,526,542.68/x - Step 3: Cross multiply
8,317,115,607.76x = 12,475,564,438.88 × 2,021,526,542.68 - Step 4: Simplify right side
8,317,115,607.76x = 25,219,684,648,083,492,864 - Step 5: Solve for x
x = 25,219,684,648,083,492,864/8,317,115,607.76 - Step 6: Final answer
x = 3,032,263,327.51
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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.