Finding the Fourth Proportional to 164,846,207.21, 247,271,555.12 and 61,175,354.13
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Solution
The fourth proportional to 164,846,207.21, 247,271,555.12 and 61,175,354.13 is: 91,763,864.07
Step by Step Solution
- Step 1: Write the proportion equation
164,846,207.21 : 247,271,555.12 = 61,175,354.13 : x - Step 2: Convert to fraction form
164,846,207.21/247,271,555.12 = 61,175,354.13/x - Step 3: Cross multiply
164,846,207.21x = 247,271,555.12 × 61,175,354.13 - Step 4: Simplify right side
164,846,207.21x = 15,126,924,950,435,940 - Step 5: Solve for x
x = 15,126,924,950,435,940/164,846,207.21 - Step 6: Final answer
x = 91,763,864.07
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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.