Finding the Fourth Proportional to 302,194,927.20, 453,292,390.80 and 97,743,669.60
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Solution
The fourth proportional to 302,194,927.20, 453,292,390.80 and 97,743,669.60 is: 146,615,504.40
Step by Step Solution
- Step 1: Write the proportion equation
302,194,927.20 : 453,292,390.80 = 97,743,669.60 : x - Step 2: Convert to fraction form
302,194,927.20/453,292,390.80 = 97,743,669.60/x - Step 3: Cross multiply
302,194,927.20x = 453,292,390.80 × 97,743,669.60 - Step 4: Simplify right side
302,194,927.20x = 44,306,461,678,549,280 - Step 5: Solve for x
x = 44,306,461,678,549,280/302,194,927.20 - Step 6: Final answer
x = 146,615,504.40
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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.