Finding the Fourth Proportional to 138,124,743.65, 207,219,774.41 and 44,751,564.15
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Solution
The fourth proportional to 138,124,743.65, 207,219,774.41 and 44,751,564.15 is: 67,137,927.52
Step by Step Solution
- Step 1: Write the proportion equation
138,124,743.65 : 207,219,774.41 = 44,751,564.15 : x - Step 2: Convert to fraction form
138,124,743.65/207,219,774.41 = 44,751,564.15/x - Step 3: Cross multiply
138,124,743.65x = 207,219,774.41 × 44,751,564.15 - Step 4: Simplify right side
138,124,743.65x = 9,273,409,027,433,886 - Step 5: Solve for x
x = 9,273,409,027,433,886/138,124,743.65 - Step 6: Final answer
x = 67,137,927.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.