Finding the Fourth Proportional to 117,607,422.36, 162,318,557.35 and 68,075,106.73
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Solution
The fourth proportional to 117,607,422.36, 162,318,557.35 and 68,075,106.73 is: 93,955,406.00
Step by Step Solution
- Step 1: Write the proportion equation
117,607,422.36 : 162,318,557.35 = 68,075,106.73 : x - Step 2: Convert to fraction form
117,607,422.36/162,318,557.35 = 68,075,106.73/x - Step 3: Cross multiply
117,607,422.36x = 162,318,557.35 × 68,075,106.73 - Step 4: Simplify right side
117,607,422.36x = 11,049,853,115,860,876 - Step 5: Solve for x
x = 11,049,853,115,860,876/117,607,422.36 - Step 6: Final answer
x = 93,955,406.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.