Finding the Fourth Proportional to 1,417,177,200.90, 2,125,765,801.35 and 896,790,173.70
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Solution
The fourth proportional to 1,417,177,200.90, 2,125,765,801.35 and 896,790,173.70 is: 1,345,185,260.55
Step by Step Solution
- Step 1: Write the proportion equation
1,417,177,200.90 : 2,125,765,801.35 = 896,790,173.70 : x - Step 2: Convert to fraction form
1,417,177,200.90/2,125,765,801.35 = 896,790,173.70/x - Step 3: Cross multiply
1,417,177,200.90x = 2,125,765,801.35 × 896,790,173.70 - Step 4: Simplify right side
1,417,177,200.90x = 1,906,365,882,238,186,240 - Step 5: Solve for x
x = 1,906,365,882,238,186,240/1,417,177,200.90 - Step 6: Final answer
x = 1,345,185,260.55
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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.