Finding the Third Proportional to 313,009,424 and 686,485,024
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Solution
The third proportional to 313,009,424 and 686,485,024 is: 1,505,583,065.69
Step by Step Solution
- Step 1: Write the proportion equation
313,009,424 : 686,485,024 = 686,485,024 : x - Step 2: Convert to fraction form
313,009,424/686,485,024 = 686,485,024/x - Step 3: Cross multiply
313,009,424x = 686,485,024 × 686,485,024 - Step 4: Simplify right side
313,009,424x = 471,261,688,176,280,576 - Step 5: Solve for x
x = 471,261,688,176,280,576/313,009,424 - Step 6: Final answer
x = 1,505,583,065.69
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.