Finding the Fourth Proportional to 876,861,364,316.34, 1,315,297,857,829.30 and 339,698,982,193.14
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Solution
The fourth proportional to 876,861,364,316.34, 1,315,297,857,829.30 and 339,698,982,193.14 is: 509,550,724,627.71
Step by Step Solution
- Step 1: Write the proportion equation
876,861,364,316.34 : 1,315,297,857,829.30 = 339,698,982,193.14 : x - Step 2: Convert to fraction form
876,861,364,316.34/1,315,297,857,829.30 = 339,698,982,193.14/x - Step 3: Cross multiply
876,861,364,316.34x = 1,315,297,857,829.30 × 339,698,982,193.14 - Step 4: Simplify right side
876,861,364,316.34x = 446,805,343,585,430,581,280,768 - Step 5: Solve for x
x = 446,805,343,585,430,581,280,768/876,861,364,316.34 - Step 6: Final answer
x = 509,550,724,627.71
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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.