Finding the Fourth Proportional to 534,840,645.27, 737,808,454.58 and 349,310,261.91
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Solution
The fourth proportional to 534,840,645.27, 737,808,454.58 and 349,310,261.91 is: 481,870,753.07
Step by Step Solution
- Step 1: Write the proportion equation
534,840,645.27 : 737,808,454.58 = 349,310,261.91 : x - Step 2: Convert to fraction form
534,840,645.27/737,808,454.58 = 349,310,261.91/x - Step 3: Cross multiply
534,840,645.27x = 737,808,454.58 × 349,310,261.91 - Step 4: Simplify right side
534,840,645.27x = 257,724,064,507,005,632 - Step 5: Solve for x
x = 257,724,064,507,005,632/534,840,645.27 - Step 6: Final answer
x = 481,870,753.07
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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.