Finding the Fourth Proportional to 498,328,032.70, 747,492,049.05 and 239,480,836.30
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Solution
The fourth proportional to 498,328,032.70, 747,492,049.05 and 239,480,836.30 is: 359,221,254.45
Step by Step Solution
- Step 1: Write the proportion equation
498,328,032.70 : 747,492,049.05 = 239,480,836.30 : x - Step 2: Convert to fraction form
498,328,032.70/747,492,049.05 = 239,480,836.30/x - Step 3: Cross multiply
498,328,032.70x = 747,492,049.05 × 239,480,836.30 - Step 4: Simplify right side
498,328,032.70x = 179,010,021,034,094,624 - Step 5: Solve for x
x = 179,010,021,034,094,624/498,328,032.70 - Step 6: Final answer
x = 359,221,254.45
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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.