Finding the Fourth Proportional to 54,291,962,129.67, 81,449,724,355.98 and 16,517,555,758.13
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Solution
The fourth proportional to 54,291,962,129.67, 81,449,724,355.98 and 16,517,555,758.13 is: 24,779,917,887.67
Step by Step Solution
- Step 1: Write the proportion equation
54,291,962,129.67 : 81,449,724,355.98 = 16,517,555,758.13 : x - Step 2: Convert to fraction form
54,291,962,129.67/81,449,724,355.98 = 16,517,555,758.13/x - Step 3: Cross multiply
54,291,962,129.67x = 81,449,724,355.98 × 16,517,555,758.13 - Step 4: Simplify right side
54,291,962,129.67x = 1,345,350,363,533,762,101,248 - Step 5: Solve for x
x = 1,345,350,363,533,762,101,248/54,291,962,129.67 - Step 6: Final answer
x = 24,779,917,887.67
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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.