Finding the Fourth Proportional to 753,696,245.52, 1,130,542,968.60 and 236,166,328.08
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Solution
The fourth proportional to 753,696,245.52, 1,130,542,968.60 and 236,166,328.08 is: 354,249,053.54
Step by Step Solution
- Step 1: Write the proportion equation
753,696,245.52 : 1,130,542,968.60 = 236,166,328.08 : x - Step 2: Convert to fraction form
753,696,245.52/1,130,542,968.60 = 236,166,328.08/x - Step 3: Cross multiply
753,696,245.52x = 1,130,542,968.60 × 236,166,328.08 - Step 4: Simplify right side
753,696,245.52x = 266,996,181,630,924,736 - Step 5: Solve for x
x = 266,996,181,630,924,736/753,696,245.52 - Step 6: Final answer
x = 354,249,053.54
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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.