Finding the Fourth Proportional to 453,041,522.14, 624,843,116.12 and 294,322,783.98
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Solution
The fourth proportional to 453,041,522.14, 624,843,116.12 and 294,322,783.98 is: 405,935,342.57
Step by Step Solution
- Step 1: Write the proportion equation
453,041,522.14 : 624,843,116.12 = 294,322,783.98 : x - Step 2: Convert to fraction form
453,041,522.14/624,843,116.12 = 294,322,783.98/x - Step 3: Cross multiply
453,041,522.14x = 624,843,116.12 × 294,322,783.98 - Step 4: Simplify right side
453,041,522.14x = 183,905,565,487,176,832 - Step 5: Solve for x
x = 183,905,565,487,176,832/453,041,522.14 - Step 6: Final answer
x = 405,935,342.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.