Finding the Fourth Proportional to 257,804,637.64, 386,703,167.47 and 63,716,069.49
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Solution
The fourth proportional to 257,804,637.64, 386,703,167.47 and 63,716,069.49 is: 95,573,167.79
Step by Step Solution
- Step 1: Write the proportion equation
257,804,637.64 : 386,703,167.47 = 63,716,069.49 : x - Step 2: Convert to fraction form
257,804,637.64/386,703,167.47 = 63,716,069.49/x - Step 3: Cross multiply
257,804,637.64x = 386,703,167.47 × 63,716,069.49 - Step 4: Simplify right side
257,804,637.64x = 24,639,205,890,521,632 - Step 5: Solve for x
x = 24,639,205,890,521,632/257,804,637.64 - Step 6: Final answer
x = 95,573,167.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.