Finding the Fourth Proportional to 114,120,312.64, 157,472,745.20 and 63,887,281.92
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Solution
The fourth proportional to 114,120,312.64, 157,472,745.20 and 63,887,281.92 is: 88,157,011.09
Step by Step Solution
- Step 1: Write the proportion equation
114,120,312.64 : 157,472,745.20 = 63,887,281.92 : x - Step 2: Convert to fraction form
114,120,312.64/157,472,745.20 = 63,887,281.92/x - Step 3: Cross multiply
114,120,312.64x = 157,472,745.20 × 63,887,281.92 - Step 4: Simplify right side
114,120,312.64x = 10,060,505,667,308,726 - Step 5: Solve for x
x = 10,060,505,667,308,726/114,120,312.64 - Step 6: Final answer
x = 88,157,011.09
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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.