Finding the Fourth Proportional to 356,827,721.06, 535,267,378.62 and 149,357,472.62
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Solution
The fourth proportional to 356,827,721.06, 535,267,378.62 and 149,357,472.62 is: 224,047,006.79
Step by Step Solution
- Step 1: Write the proportion equation
356,827,721.06 : 535,267,378.62 = 149,357,472.62 : x - Step 2: Convert to fraction form
356,827,721.06/535,267,378.62 = 149,357,472.62/x - Step 3: Cross multiply
356,827,721.06x = 535,267,378.62 × 149,357,472.62 - Step 4: Simplify right side
356,827,721.06x = 79,946,182,843,518,304 - Step 5: Solve for x
x = 79,946,182,843,518,304/356,827,721.06 - Step 6: Final answer
x = 224,047,006.79
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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.