Finding the Fourth Proportional to 185,722,341.60, 278,583,512.40 and 93,889,336.80
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Solution
The fourth proportional to 185,722,341.60, 278,583,512.40 and 93,889,336.80 is: 140,834,005.20
Step by Step Solution
- Step 1: Write the proportion equation
185,722,341.60 : 278,583,512.40 = 93,889,336.80 : x - Step 2: Convert to fraction form
185,722,341.60/278,583,512.40 = 93,889,336.80/x - Step 3: Cross multiply
185,722,341.60x = 278,583,512.40 × 93,889,336.80 - Step 4: Simplify right side
185,722,341.60x = 26,156,021,222,650,572 - Step 5: Solve for x
x = 26,156,021,222,650,572/185,722,341.60 - Step 6: Final answer
x = 140,834,005.20
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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.