Finding the Fourth Proportional to 232,286,781.14, 348,430,171.59 and 86,731,709.62
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Solution
The fourth proportional to 232,286,781.14, 348,430,171.59 and 86,731,709.62 is: 130,097,564.39
Step by Step Solution
- Step 1: Write the proportion equation
232,286,781.14 : 348,430,171.59 = 86,731,709.62 : x - Step 2: Convert to fraction form
232,286,781.14/348,430,171.59 = 86,731,709.62/x - Step 3: Cross multiply
232,286,781.14x = 348,430,171.59 × 86,731,709.62 - Step 4: Simplify right side
232,286,781.14x = 30,219,944,465,190,652 - Step 5: Solve for x
x = 30,219,944,465,190,652/232,286,781.14 - Step 6: Final answer
x = 130,097,564.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.