Finding the Fourth Proportional to 246,837,552.71, 340,670,525.90 and 152,781,869.75
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Solution
The fourth proportional to 246,837,552.71, 340,670,525.90 and 152,781,869.75 is: 210,860,460.02
Step by Step Solution
- Step 1: Write the proportion equation
246,837,552.71 : 340,670,525.90 = 152,781,869.75 : x - Step 2: Convert to fraction form
246,837,552.71/340,670,525.90 = 152,781,869.75/x - Step 3: Cross multiply
246,837,552.71x = 340,670,525.90 × 152,781,869.75 - Step 4: Simplify right side
246,837,552.71x = 52,048,279,913,250,536 - Step 5: Solve for x
x = 52,048,279,913,250,536/246,837,552.71 - Step 6: Final answer
x = 210,860,460.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.