Finding the Fourth Proportional to 13,255,756,934,937, 18,290,291,497,652 and 7,401,963,495,217.50
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Solution
The fourth proportional to 13,255,756,934,937, 18,290,291,497,652 and 7,401,963,495,217.50 is: 10,213,228,157,924.92
Step by Step Solution
- Step 1: Write the proportion equation
13,255,756,934,937 : 18,290,291,497,652 = 7,401,963,495,217.50 : x - Step 2: Convert to fraction form
13,255,756,934,937/18,290,291,497,652 = 7,401,963,495,217.50/x - Step 3: Cross multiply
13,255,756,934,937x = 18,290,291,497,652 × 7,401,963,495,217.50 - Step 4: Simplify right side
13,255,756,934,937x = 135,384,069,982,507,123,861,356,544 - Step 5: Solve for x
x = 135,384,069,982,507,123,861,356,544/13,255,756,934,937 - Step 6: Final answer
x = 10,213,228,157,924.92
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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.