Finding the Fourth Proportional to 376,483,586.06, 519,608,962.92 and 313,660,063.42
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Solution
The fourth proportional to 376,483,586.06, 519,608,962.92 and 313,660,063.42 is: 432,902,220.17
Step by Step Solution
- Step 1: Write the proportion equation
376,483,586.06 : 519,608,962.92 = 313,660,063.42 : x - Step 2: Convert to fraction form
376,483,586.06/519,608,962.92 = 313,660,063.42/x - Step 3: Cross multiply
376,483,586.06x = 519,608,962.92 × 313,660,063.42 - Step 4: Simplify right side
376,483,586.06x = 162,980,580,263,087,648 - Step 5: Solve for x
x = 162,980,580,263,087,648/376,483,586.06 - Step 6: Final answer
x = 432,902,220.17
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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.