Finding the Fourth Proportional to 270,865,864.24, 373,817,946.09 and 153,412,088.83
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Solution
The fourth proportional to 270,865,864.24, 373,817,946.09 and 153,412,088.83 is: 211,721,739.51
Step by Step Solution
- Step 1: Write the proportion equation
270,865,864.24 : 373,817,946.09 = 153,412,088.83 : x - Step 2: Convert to fraction form
270,865,864.24/373,817,946.09 = 153,412,088.83/x - Step 3: Cross multiply
270,865,864.24x = 373,817,946.09 × 153,412,088.83 - Step 4: Simplify right side
270,865,864.24x = 57,348,191,951,807,232 - Step 5: Solve for x
x = 57,348,191,951,807,232/270,865,864.24 - Step 6: Final answer
x = 211,721,739.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.