Finding the Fourth Proportional to 165,356,239.14, 228,189,799.20 and 91,015,210.26
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Solution
The fourth proportional to 165,356,239.14, 228,189,799.20 and 91,015,210.26 is: 125,599,993.45
Step by Step Solution
- Step 1: Write the proportion equation
165,356,239.14 : 228,189,799.20 = 91,015,210.26 : x - Step 2: Convert to fraction form
165,356,239.14/228,189,799.20 = 91,015,210.26/x - Step 3: Cross multiply
165,356,239.14x = 228,189,799.20 × 91,015,210.26 - Step 4: Simplify right side
165,356,239.14x = 20,768,742,553,375,180 - Step 5: Solve for x
x = 20,768,742,553,375,180/165,356,239.14 - Step 6: Final answer
x = 125,599,993.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.