Finding the Fourth Proportional to 126,291,398,166.99, 189,460,989,509.24 and 50,750,429,352.93
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Solution
The fourth proportional to 126,291,398,166.99, 189,460,989,509.24 and 50,750,429,352.93 is: 76,135,245,177.28
Step by Step Solution
- Step 1: Write the proportion equation
126,291,398,166.99 : 189,460,989,509.24 = 50,750,429,352.93 : x - Step 2: Convert to fraction form
126,291,398,166.99/189,460,989,509.24 = 50,750,429,352.93/x - Step 3: Cross multiply
126,291,398,166.99x = 189,460,989,509.24 × 50,750,429,352.93 - Step 4: Simplify right side
126,291,398,166.99x = 9,615,226,563,224,896,798,720 - Step 5: Solve for x
x = 9,615,226,563,224,896,798,720/126,291,398,166.99 - Step 6: Final answer
x = 76,135,245,177.28
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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.