Finding the Fourth Proportional to 93,162,346.14, 128,558,791.35 and 51,346,284.74
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Solution
The fourth proportional to 93,162,346.14, 128,558,791.35 and 51,346,284.74 is: 70,854,981.43
Step by Step Solution
- Step 1: Write the proportion equation
93,162,346.14 : 128,558,791.35 = 51,346,284.74 : x - Step 2: Convert to fraction form
93,162,346.14/128,558,791.35 = 51,346,284.74/x - Step 3: Cross multiply
93,162,346.14x = 128,558,791.35 × 51,346,284.74 - Step 4: Simplify right side
93,162,346.14x = 6,601,016,305,844,555 - Step 5: Solve for x
x = 6,601,016,305,844,555/93,162,346.14 - Step 6: Final answer
x = 70,854,981.43
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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.