Finding the Fourth Proportional to 93,346,696.53, 128,815,064.41 and 51,529,863.68
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Solution
The fourth proportional to 93,346,696.53, 128,815,064.41 and 51,529,863.68 is: 71,109,347.80
Step by Step Solution
- Step 1: Write the proportion equation
93,346,696.53 : 128,815,064.41 = 51,529,863.68 : x - Step 2: Convert to fraction form
93,346,696.53/128,815,064.41 = 51,529,863.68/x - Step 3: Cross multiply
93,346,696.53x = 128,815,064.41 × 51,529,863.68 - Step 4: Simplify right side
93,346,696.53x = 6,637,822,708,965,467 - Step 5: Solve for x
x = 6,637,822,708,965,467/93,346,696.53 - Step 6: Final answer
x = 71,109,347.80
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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.