Finding the Fourth Proportional to 55,766,089.30, 83,649,133.95 and 44,286,963.70
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Solution
The fourth proportional to 55,766,089.30, 83,649,133.95 and 44,286,963.70 is: 66,430,445.55
Step by Step Solution
- Step 1: Write the proportion equation
55,766,089.30 : 83,649,133.95 = 44,286,963.70 : x - Step 2: Convert to fraction form
55,766,089.30/83,649,133.95 = 44,286,963.70/x - Step 3: Cross multiply
55,766,089.30x = 83,649,133.95 × 44,286,963.70 - Step 4: Simplify right side
55,766,089.30x = 3,704,566,158,780,088 - Step 5: Solve for x
x = 3,704,566,158,780,088/55,766,089.30 - Step 6: Final answer
x = 66,430,445.55
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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.