Finding the Fourth Proportional to 93,025,567.76, 128,375,283.96 and 51,782,203.28
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Solution
The fourth proportional to 93,025,567.76, 128,375,283.96 and 51,782,203.28 is: 71,459,440.78
Step by Step Solution
- Step 1: Write the proportion equation
93,025,567.76 : 128,375,283.96 = 51,782,203.28 : x - Step 2: Convert to fraction form
93,025,567.76/128,375,283.96 = 51,782,203.28/x - Step 3: Cross multiply
93,025,567.76x = 128,375,283.96 × 51,782,203.28 - Step 4: Simplify right side
93,025,567.76x = 6,647,555,050,144,443 - Step 5: Solve for x
x = 6,647,555,050,144,443/93,025,567.76 - Step 6: Final answer
x = 71,459,440.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.