Finding the Fourth Proportional to 99,884,539.14, 149,450,068.80 and 58,966,235.70
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Solution
The fourth proportional to 99,884,539.14, 149,450,068.80 and 58,966,235.70 is: 88,226,947.41
Step by Step Solution
- Step 1: Write the proportion equation
99,884,539.14 : 149,450,068.80 = 58,966,235.70 : x - Step 2: Convert to fraction form
99,884,539.14/149,450,068.80 = 58,966,235.70/x - Step 3: Cross multiply
99,884,539.14x = 149,450,068.80 × 58,966,235.70 - Step 4: Simplify right side
99,884,539.14x = 8,812,507,982,242,017 - Step 5: Solve for x
x = 8,812,507,982,242,017/99,884,539.14 - Step 6: Final answer
x = 88,226,947.41
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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.