Finding the Fourth Proportional to 66,464,208.44, 99,731,437.82 and 47,158,202.52
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Solution
The fourth proportional to 66,464,208.44, 99,731,437.82 and 47,158,202.52 is: 70,762,226.06
Step by Step Solution
- Step 1: Write the proportion equation
66,464,208.44 : 99,731,437.82 = 47,158,202.52 : x - Step 2: Convert to fraction form
66,464,208.44/99,731,437.82 = 47,158,202.52/x - Step 3: Cross multiply
66,464,208.44x = 99,731,437.82 × 47,158,202.52 - Step 4: Simplify right side
66,464,208.44x = 4,703,155,342,090,557 - Step 5: Solve for x
x = 4,703,155,342,090,557/66,464,208.44 - Step 6: Final answer
x = 70,762,226.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.