Finding the Fourth Proportional to 4,031,778,751.60, 5,563,878,457.92 and 2,339,241,187.60
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Solution
The fourth proportional to 4,031,778,751.60, 5,563,878,457.92 and 2,339,241,187.60 is: 3,228,166,636.48
Step by Step Solution
- Step 1: Write the proportion equation
4,031,778,751.60 : 5,563,878,457.92 = 2,339,241,187.60 : x - Step 2: Convert to fraction form
4,031,778,751.60/5,563,878,457.92 = 2,339,241,187.60/x - Step 3: Cross multiply
4,031,778,751.60x = 5,563,878,457.92 × 2,339,241,187.60 - Step 4: Simplify right side
4,031,778,751.60x = 13,015,253,651,566,837,760 - Step 5: Solve for x
x = 13,015,253,651,566,837,760/4,031,778,751.60 - Step 6: Final answer
x = 3,228,166,636.48
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1.5x scale
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.