Finding the Fourth Proportional to 240,592,381.68, 332,017,732.44 and 130,584,117.36
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Solution
The fourth proportional to 240,592,381.68, 332,017,732.44 and 130,584,117.36 is: 180,206,215.32
Step by Step Solution
- Step 1: Write the proportion equation
240,592,381.68 : 332,017,732.44 = 130,584,117.36 : x - Step 2: Convert to fraction form
240,592,381.68/332,017,732.44 = 130,584,117.36/x - Step 3: Cross multiply
240,592,381.68x = 332,017,732.44 × 130,584,117.36 - Step 4: Simplify right side
240,592,381.68x = 43,356,242,538,546,040 - Step 5: Solve for x
x = 43,356,242,538,546,040/240,592,381.68 - Step 6: Final answer
x = 180,206,215.32
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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.