Finding the Fourth Proportional to 171,564,967.44, 236,762,052.12 and 93,248,497.44
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Solution
The fourth proportional to 171,564,967.44, 236,762,052.12 and 93,248,497.44 is: 128,684,229.31
Step by Step Solution
- Step 1: Write the proportion equation
171,564,967.44 : 236,762,052.12 = 93,248,497.44 : x - Step 2: Convert to fraction form
171,564,967.44/236,762,052.12 = 93,248,497.44/x - Step 3: Cross multiply
171,564,967.44x = 236,762,052.12 × 93,248,497.44 - Step 4: Simplify right side
171,564,967.44x = 22,077,705,611,000,968 - Step 5: Solve for x
x = 22,077,705,611,000,968/171,564,967.44 - Step 6: Final answer
x = 128,684,229.31
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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.