Finding the Fourth Proportional to 124,102,215.90, 186,153,323.85 and 62,880,212.70
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Solution
The fourth proportional to 124,102,215.90, 186,153,323.85 and 62,880,212.70 is: 94,320,319.05
Step by Step Solution
- Step 1: Write the proportion equation
124,102,215.90 : 186,153,323.85 = 62,880,212.70 : x - Step 2: Convert to fraction form
124,102,215.90/186,153,323.85 = 62,880,212.70/x - Step 3: Cross multiply
124,102,215.90x = 186,153,323.85 × 62,880,212.70 - Step 4: Simplify right side
124,102,215.90x = 11,705,360,598,499,984 - Step 5: Solve for x
x = 11,705,360,598,499,984/124,102,215.90 - Step 6: Final answer
x = 94,320,319.05
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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.