Finding the Fourth Proportional to 268,775,866.95, 403,238,450.03 and 115,495,354.95
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Solution
The fourth proportional to 268,775,866.95, 403,238,450.03 and 115,495,354.95 is: 173,275,110.01
Step by Step Solution
- Step 1: Write the proportion equation
268,775,866.95 : 403,238,450.03 = 115,495,354.95 : x - Step 2: Convert to fraction form
268,775,866.95/403,238,450.03 = 115,495,354.95/x - Step 3: Cross multiply
268,775,866.95x = 403,238,450.03 × 115,495,354.95 - Step 4: Simplify right side
268,775,866.95x = 46,572,167,915,125,208 - Step 5: Solve for x
x = 46,572,167,915,125,208/268,775,866.95 - Step 6: Final answer
x = 173,275,110.01
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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.