Finding the Fourth Proportional to 368,196,613.20, 552,234,646.08 and 149,838,135.12
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Solution
The fourth proportional to 368,196,613.20, 552,234,646.08 and 149,838,135.12 is: 224,732,674.20
Step by Step Solution
- Step 1: Write the proportion equation
368,196,613.20 : 552,234,646.08 = 149,838,135.12 : x - Step 2: Convert to fraction form
368,196,613.20/552,234,646.08 = 149,838,135.12/x - Step 3: Cross multiply
368,196,613.20x = 552,234,646.08 × 149,838,135.12 - Step 4: Simplify right side
368,196,613.20x = 82,745,809,517,280,432 - Step 5: Solve for x
x = 82,745,809,517,280,432/368,196,613.20 - Step 6: Final answer
x = 224,732,674.20
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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.