Finding the Fourth Proportional to 247,134,782.14, 341,023,457.68 and 146,645,902.84
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Solution
The fourth proportional to 247,134,782.14, 341,023,457.68 and 146,645,902.84 is: 202,357,970.04
Step by Step Solution
- Step 1: Write the proportion equation
247,134,782.14 : 341,023,457.68 = 146,645,902.84 : x - Step 2: Convert to fraction form
247,134,782.14/341,023,457.68 = 146,645,902.84/x - Step 3: Cross multiply
247,134,782.14x = 341,023,457.68 × 146,645,902.84 - Step 4: Simplify right side
247,134,782.14x = 50,009,692,840,435,456 - Step 5: Solve for x
x = 50,009,692,840,435,456/247,134,782.14 - Step 6: Final answer
x = 202,357,970.04
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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.