Finding the Fourth Proportional to 93,025,679.63, 128,375,437.88 and 51,782,315.09
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Solution
The fourth proportional to 93,025,679.63, 128,375,437.88 and 51,782,315.09 is: 71,459,594.82
Step by Step Solution
- Step 1: Write the proportion equation
93,025,679.63 : 128,375,437.88 = 51,782,315.09 : x - Step 2: Convert to fraction form
93,025,679.63/128,375,437.88 = 51,782,315.09/x - Step 3: Cross multiply
93,025,679.63x = 128,375,437.88 × 51,782,315.09 - Step 4: Simplify right side
93,025,679.63x = 6,647,577,373,606,460 - Step 5: Solve for x
x = 6,647,577,373,606,460/93,025,679.63 - Step 6: Final answer
x = 71,459,594.82
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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.