Finding the Fourth Proportional to 161,357,443.17, 241,535,159.79 and 87,397,537.32
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Solution
The fourth proportional to 161,357,443.17, 241,535,159.79 and 87,397,537.32 is: 130,824,941.99
Step by Step Solution
- Step 1: Write the proportion equation
161,357,443.17 : 241,535,159.79 = 87,397,537.32 : x - Step 2: Convert to fraction form
161,357,443.17/241,535,159.79 = 87,397,537.32/x - Step 3: Cross multiply
161,357,443.17x = 241,535,159.79 × 87,397,537.32 - Step 4: Simplify right side
161,357,443.17x = 21,109,578,141,838,684 - Step 5: Solve for x
x = 21,109,578,141,838,684/161,357,443.17 - Step 6: Final answer
x = 130,824,941.99
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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.