Finding the Fourth Proportional to 134,784,117.60, 202,176,176.40 and 54,063,016.80
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Solution
The fourth proportional to 134,784,117.60, 202,176,176.40 and 54,063,016.80 is: 81,094,525.20
Step by Step Solution
- Step 1: Write the proportion equation
134,784,117.60 : 202,176,176.40 = 54,063,016.80 : x - Step 2: Convert to fraction form
134,784,117.60/202,176,176.40 = 54,063,016.80/x - Step 3: Cross multiply
134,784,117.60x = 202,176,176.40 × 54,063,016.80 - Step 4: Simplify right side
134,784,117.60x = 10,930,254,021,272,964 - Step 5: Solve for x
x = 10,930,254,021,272,964/134,784,117.60 - Step 6: Final answer
x = 81,094,525.20
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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.