Finding the Fourth Proportional to 115,183,328, 172,838,764.80 and 69,011,732.48
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Solution
The fourth proportional to 115,183,328, 172,838,764.80 and 69,011,732.48 is: 103,555,807.99
Step by Step Solution
- Step 1: Write the proportion equation
115,183,328 : 172,838,764.80 = 69,011,732.48 : x - Step 2: Convert to fraction form
115,183,328/172,838,764.80 = 69,011,732.48/x - Step 3: Cross multiply
115,183,328x = 172,838,764.80 × 69,011,732.48 - Step 4: Simplify right side
115,183,328x = 11,927,902,598,551,242 - Step 5: Solve for x
x = 11,927,902,598,551,242/115,183,328 - Step 6: Final answer
x = 103,555,807.99
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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.