Finding the Fourth Proportional to 347,130,337.20, 517,628,569.98 and 344,014,649.52
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Solution
The fourth proportional to 347,130,337.20, 517,628,569.98 and 344,014,649.52 is: 512,982,565.91
Step by Step Solution
- Step 1: Write the proportion equation
347,130,337.20 : 517,628,569.98 = 344,014,649.52 : x - Step 2: Convert to fraction form
347,130,337.20/517,628,569.98 = 344,014,649.52/x - Step 3: Cross multiply
347,130,337.20x = 517,628,569.98 × 344,014,649.52 - Step 4: Simplify right side
347,130,337.20x = 178,071,811,083,208,480 - Step 5: Solve for x
x = 178,071,811,083,208,480/347,130,337.20 - Step 6: Final answer
x = 512,982,565.91
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.