Finding the Fourth Proportional to 302,430,686.40, 453,646,029.60 and 302,430,686.40
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Solution
The fourth proportional to 302,430,686.40, 453,646,029.60 and 302,430,686.40 is: 453,646,029.60
Step by Step Solution
- Step 1: Write the proportion equation
302,430,686.40 : 453,646,029.60 = 302,430,686.40 : x - Step 2: Convert to fraction form
302,430,686.40/453,646,029.60 = 302,430,686.40/x - Step 3: Cross multiply
302,430,686.40x = 453,646,029.60 × 302,430,686.40 - Step 4: Simplify right side
302,430,686.40x = 137,196,480,114,562,720 - Step 5: Solve for x
x = 137,196,480,114,562,720/302,430,686.40 - Step 6: Final answer
x = 453,646,029.60
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1.5x scale
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.