Finding the Fourth Proportional to 1,529,564,821.20, 2,294,347,231.80 and 495,168,058.80
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Solution
The fourth proportional to 1,529,564,821.20, 2,294,347,231.80 and 495,168,058.80 is: 742,752,088.20
Step by Step Solution
- Step 1: Write the proportion equation
1,529,564,821.20 : 2,294,347,231.80 = 495,168,058.80 : x - Step 2: Convert to fraction form
1,529,564,821.20/2,294,347,231.80 = 495,168,058.80/x - Step 3: Cross multiply
1,529,564,821.20x = 2,294,347,231.80 × 495,168,058.80 - Step 4: Simplify right side
1,529,564,821.20x = 1,136,087,464,983,559,808 - Step 5: Solve for x
x = 1,136,087,464,983,559,808/1,529,564,821.20 - Step 6: Final answer
x = 742,752,088.20
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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.