Finding the Fourth Proportional to 274,425,454.08, 378,717,776.64 and 150,671,347.20
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Solution
The fourth proportional to 274,425,454.08, 378,717,776.64 and 150,671,347.20 is: 207,932,306.45
Step by Step Solution
- Step 1: Write the proportion equation
274,425,454.08 : 378,717,776.64 = 150,671,347.20 : x - Step 2: Convert to fraction form
274,425,454.08/378,717,776.64 = 150,671,347.20/x - Step 3: Cross multiply
274,425,454.08x = 378,717,776.64 × 150,671,347.20 - Step 4: Simplify right side
274,425,454.08x = 57,061,917,614,937,480 - Step 5: Solve for x
x = 57,061,917,614,937,480/274,425,454.08 - Step 6: Final answer
x = 207,932,306.45
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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.