Finding the Fourth Proportional to 7,446,497,175.68, 10,276,235,417.04 and 4,105,115,031.20
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Solution
The fourth proportional to 7,446,497,175.68, 10,276,235,417.04 and 4,105,115,031.20 is: 5,665,096,954.90
Step by Step Solution
- Step 1: Write the proportion equation
7,446,497,175.68 : 10,276,235,417.04 = 4,105,115,031.20 : x - Step 2: Convert to fraction form
7,446,497,175.68/10,276,235,417.04 = 4,105,115,031.20/x - Step 3: Cross multiply
7,446,497,175.68x = 10,276,235,417.04 × 4,105,115,031.20 - Step 4: Simplify right side
7,446,497,175.68x = 42,185,128,474,640,703,488 - Step 5: Solve for x
x = 42,185,128,474,640,703,488/7,446,497,175.68 - Step 6: Final answer
x = 5,665,096,954.90
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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.