Finding the Fourth Proportional to 150,031,840.87, 225,046,497.10 and 117,269,967.09
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Solution
The fourth proportional to 150,031,840.87, 225,046,497.10 and 117,269,967.09 is: 175,903,962.49
Step by Step Solution
- Step 1: Write the proportion equation
150,031,840.87 : 225,046,497.10 = 117,269,967.09 : x - Step 2: Convert to fraction form
150,031,840.87/225,046,497.10 = 117,269,967.09/x - Step 3: Cross multiply
150,031,840.87x = 225,046,497.10 × 117,269,967.09 - Step 4: Simplify right side
150,031,840.87x = 26,391,195,308,636,780 - Step 5: Solve for x
x = 26,391,195,308,636,780/150,031,840.87 - Step 6: Final answer
x = 175,903,962.49
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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.