Finding the Fourth Proportional to 134,125,476.48, 201,044,980.80 and 76,493,652.48
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Solution
The fourth proportional to 134,125,476.48, 201,044,980.80 and 76,493,652.48 is: 114,658,790.39
Step by Step Solution
- Step 1: Write the proportion equation
134,125,476.48 : 201,044,980.80 = 76,493,652.48 : x - Step 2: Convert to fraction form
134,125,476.48/201,044,980.80 = 76,493,652.48/x - Step 3: Cross multiply
134,125,476.48x = 201,044,980.80 × 76,493,652.48 - Step 4: Simplify right side
134,125,476.48x = 15,378,664,894,163,474 - Step 5: Solve for x
x = 15,378,664,894,163,474/134,125,476.48 - Step 6: Final answer
x = 114,658,790.39
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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.