Finding the Fourth Proportional to 163,936,225.43, 245,905,395.12 and 65,576,149.23
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Solution
The fourth proportional to 163,936,225.43, 245,905,395.12 and 65,576,149.23 is: 98,364,646.65
Step by Step Solution
- Step 1: Write the proportion equation
163,936,225.43 : 245,905,395.12 = 65,576,149.23 : x - Step 2: Convert to fraction form
163,936,225.43/245,905,395.12 = 65,576,149.23/x - Step 3: Cross multiply
163,936,225.43x = 245,905,395.12 × 65,576,149.23 - Step 4: Simplify right side
163,936,225.43x = 16,125,528,886,851,234 - Step 5: Solve for x
x = 16,125,528,886,851,234/163,936,225.43 - Step 6: Final answer
x = 98,364,646.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.