Finding the Fourth Proportional to 207,468,262.32, 286,307,094.66 and 113,384,338.80
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Solution
The fourth proportional to 207,468,262.32, 286,307,094.66 and 113,384,338.80 is: 156,470,875.39
Step by Step Solution
- Step 1: Write the proportion equation
207,468,262.32 : 286,307,094.66 = 113,384,338.80 : x - Step 2: Convert to fraction form
207,468,262.32/286,307,094.66 = 113,384,338.80/x - Step 3: Cross multiply
207,468,262.32x = 286,307,094.66 × 113,384,338.80 - Step 4: Simplify right side
207,468,262.32x = 32,462,740,621,773,112 - Step 5: Solve for x
x = 32,462,740,621,773,112/207,468,262.32 - Step 6: Final answer
x = 156,470,875.39
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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.