Finding the Fourth Proportional to 124,417,163.60, 186,625,745.40 and 69,773,656.40
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Solution
The fourth proportional to 124,417,163.60, 186,625,745.40 and 69,773,656.40 is: 104,660,484.60
Step by Step Solution
- Step 1: Write the proportion equation
124,417,163.60 : 186,625,745.40 = 69,773,656.40 : x - Step 2: Convert to fraction form
124,417,163.60/186,625,745.40 = 69,773,656.40/x - Step 3: Cross multiply
124,417,163.60x = 186,625,745.40 × 69,773,656.40 - Step 4: Simplify right side
124,417,163.60x = 13,021,560,634,933,482 - Step 5: Solve for x
x = 13,021,560,634,933,482/124,417,163.60 - Step 6: Final answer
x = 104,660,484.60
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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.