Finding the Fourth Proportional to 287,937,602.17, 432,148,635.57 and 269,777,246.23
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Solution
The fourth proportional to 287,937,602.17, 432,148,635.57 and 269,777,246.23 is: 404,892,823.96
Step by Step Solution
- Step 1: Write the proportion equation
287,937,602.17 : 432,148,635.57 = 269,777,246.23 : x - Step 2: Convert to fraction form
287,937,602.17/432,148,635.57 = 269,777,246.23/x - Step 3: Cross multiply
287,937,602.17x = 432,148,635.57 × 269,777,246.23 - Step 4: Simplify right side
287,937,602.17x = 116,583,868,866,126,432 - Step 5: Solve for x
x = 116,583,868,866,126,432/287,937,602.17 - Step 6: Final answer
x = 404,892,823.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.