Finding the Fourth Proportional to 554,912,214.02, 832,119,540.14 and 330,669,666.84
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Solution
The fourth proportional to 554,912,214.02, 832,119,540.14 and 330,669,666.84 is: 495,856,252.86
Step by Step Solution
- Step 1: Write the proportion equation
554,912,214.02 : 832,119,540.14 = 330,669,666.84 : x - Step 2: Convert to fraction form
554,912,214.02/832,119,540.14 = 330,669,666.84/x - Step 3: Cross multiply
554,912,214.02x = 832,119,540.14 × 330,669,666.84 - Step 4: Simplify right side
554,912,214.02x = 275,156,691,109,147,776 - Step 5: Solve for x
x = 275,156,691,109,147,776/554,912,214.02 - Step 6: Final answer
x = 495,856,252.86
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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.