Finding the Fourth Proportional to 316,074,858.23, 474,100,920.93 and 82,903,707.84
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Solution
The fourth proportional to 316,074,858.23, 474,100,920.93 and 82,903,707.84 is: 124,352,580.45
Step by Step Solution
- Step 1: Write the proportion equation
316,074,858.23 : 474,100,920.93 = 82,903,707.84 : x - Step 2: Convert to fraction form
316,074,858.23/474,100,920.93 = 82,903,707.84/x - Step 3: Cross multiply
316,074,858.23x = 474,100,920.93 × 82,903,707.84 - Step 4: Simplify right side
316,074,858.23x = 39,304,724,235,627,848 - Step 5: Solve for x
x = 39,304,724,235,627,848/316,074,858.23 - Step 6: Final answer
x = 124,352,580.45
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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.