Finding the Fourth Proportional to 869,554,491.70, 1,304,331,737.55 and 594,055,477.30
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Solution
The fourth proportional to 869,554,491.70, 1,304,331,737.55 and 594,055,477.30 is: 891,083,215.95
Step by Step Solution
- Step 1: Write the proportion equation
869,554,491.70 : 1,304,331,737.55 = 594,055,477.30 : x - Step 2: Convert to fraction form
869,554,491.70/1,304,331,737.55 = 594,055,477.30/x - Step 3: Cross multiply
869,554,491.70x = 1,304,331,737.55 × 594,055,477.30 - Step 4: Simplify right side
869,554,491.70x = 774,845,412,907,803,520 - Step 5: Solve for x
x = 774,845,412,907,803,520/869,554,491.70 - Step 6: Final answer
x = 891,083,215.95
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Similar ratio
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1.5x scale
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.