Finding the Fourth Proportional to 326,309,237.08, 489,480,119.88 and 93,174,526.78
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Solution
The fourth proportional to 326,309,237.08, 489,480,119.88 and 93,174,526.78 is: 139,766,434.28
Step by Step Solution
- Step 1: Write the proportion equation
326,309,237.08 : 489,480,119.88 = 93,174,526.78 : x - Step 2: Convert to fraction form
326,309,237.08/489,480,119.88 = 93,174,526.78/x - Step 3: Cross multiply
326,309,237.08x = 489,480,119.88 × 93,174,526.78 - Step 4: Simplify right side
326,309,237.08x = 45,607,078,538,036,672 - Step 5: Solve for x
x = 45,607,078,538,036,672/326,309,237.08 - Step 6: Final answer
x = 139,766,434.28
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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.