Finding the Fourth Proportional to 292,299,434.13, 438,318,106.14 and 174,179,903.10
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Solution
The fourth proportional to 292,299,434.13, 438,318,106.14 and 174,179,903.10 is: 261,191,765.50
Step by Step Solution
- Step 1: Write the proportion equation
292,299,434.13 : 438,318,106.14 = 174,179,903.10 : x - Step 2: Convert to fraction form
292,299,434.13/438,318,106.14 = 174,179,903.10/x - Step 3: Cross multiply
292,299,434.13x = 438,318,106.14 × 174,179,903.10 - Step 4: Simplify right side
292,299,434.13x = 76,346,205,254,440,704 - Step 5: Solve for x
x = 76,346,205,254,440,704/292,299,434.13 - Step 6: Final answer
x = 261,191,765.50
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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.