Finding the Fourth Proportional to 164,226,154.19, 246,424,148.84 and 72,174,482.19
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Solution
The fourth proportional to 164,226,154.19, 246,424,148.84 and 72,174,482.19 is: 108,299,043.05
Step by Step Solution
- Step 1: Write the proportion equation
164,226,154.19 : 246,424,148.84 = 72,174,482.19 : x - Step 2: Convert to fraction form
164,226,154.19/246,424,148.84 = 72,174,482.19/x - Step 3: Cross multiply
164,226,154.19x = 246,424,148.84 × 72,174,482.19 - Step 4: Simplify right side
164,226,154.19x = 17,785,535,341,818,924 - Step 5: Solve for x
x = 17,785,535,341,818,924/164,226,154.19 - Step 6: Final answer
x = 108,299,043.05
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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.