Finding the Fourth Proportional to 539,399,574.72, 744,372,707.04 and 291,883,584.96
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Solution
The fourth proportional to 539,399,574.72, 744,372,707.04 and 291,883,584.96 is: 402,800,047.42
Step by Step Solution
- Step 1: Write the proportion equation
539,399,574.72 : 744,372,707.04 = 291,883,584.96 : x - Step 2: Convert to fraction form
539,399,574.72/744,372,707.04 = 291,883,584.96/x - Step 3: Cross multiply
539,399,574.72x = 744,372,707.04 × 291,883,584.96 - Step 4: Simplify right side
539,399,574.72x = 217,270,174,277,215,008 - Step 5: Solve for x
x = 217,270,174,277,215,008/539,399,574.72 - Step 6: Final answer
x = 402,800,047.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.