Finding the Fourth Proportional to 124,175,071.04, 171,366,900.16 and 69,170,964.80
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Solution
The fourth proportional to 124,175,071.04, 171,366,900.16 and 69,170,964.80 is: 95,458,884.94
Step by Step Solution
- Step 1: Write the proportion equation
124,175,071.04 : 171,366,900.16 = 69,170,964.80 : x - Step 2: Convert to fraction form
124,175,071.04/171,366,900.16 = 69,170,964.80/x - Step 3: Cross multiply
124,175,071.04x = 171,366,900.16 × 69,170,964.80 - Step 4: Simplify right side
124,175,071.04x = 11,853,613,818,852,474 - Step 5: Solve for x
x = 11,853,613,818,852,474/124,175,071.04 - Step 6: Final answer
x = 95,458,884.94
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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.