Finding the Fourth Proportional to 343,294,617.28, 473,743,281.30 and 186,661,779.36
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Solution
The fourth proportional to 343,294,617.28, 473,743,281.30 and 186,661,779.36 is: 257,591,466.33
Step by Step Solution
- Step 1: Write the proportion equation
343,294,617.28 : 473,743,281.30 = 186,661,779.36 : x - Step 2: Convert to fraction form
343,294,617.28/473,743,281.30 = 186,661,779.36/x - Step 3: Cross multiply
343,294,617.28x = 473,743,281.30 × 186,661,779.36 - Step 4: Simplify right side
343,294,617.28x = 88,429,763,847,303,024 - Step 5: Solve for x
x = 88,429,763,847,303,024/343,294,617.28 - Step 6: Final answer
x = 257,591,466.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.