Finding the Fourth Proportional to 740,112,395.97, 1,109,383,529.30 and 346,307,430.68
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Solution
The fourth proportional to 740,112,395.97, 1,109,383,529.30 and 346,307,430.68 is: 519,093,804.89
Step by Step Solution
- Step 1: Write the proportion equation
740,112,395.97 : 1,109,383,529.30 = 346,307,430.68 : x - Step 2: Convert to fraction form
740,112,395.97/1,109,383,529.30 = 346,307,430.68/x - Step 3: Cross multiply
740,112,395.97x = 1,109,383,529.30 × 346,307,430.68 - Step 4: Simplify right side
740,112,395.97x = 384,187,759,670,695,872 - Step 5: Solve for x
x = 384,187,759,670,695,872/740,112,395.97 - Step 6: Final answer
x = 519,093,804.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.