Finding the Fourth Proportional to 1,417,177,223.80, 2,125,765,835.70 and 434,595,958.90
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Solution
The fourth proportional to 1,417,177,223.80, 2,125,765,835.70 and 434,595,958.90 is: 651,893,938.35
Step by Step Solution
- Step 1: Write the proportion equation
1,417,177,223.80 : 2,125,765,835.70 = 434,595,958.90 : x - Step 2: Convert to fraction form
1,417,177,223.80/2,125,765,835.70 = 434,595,958.90/x - Step 3: Cross multiply
1,417,177,223.80x = 2,125,765,835.70 × 434,595,958.90 - Step 4: Simplify right side
1,417,177,223.80x = 923,849,241,762,901,376 - Step 5: Solve for x
x = 923,849,241,762,901,376/1,417,177,223.80 - Step 6: Final answer
x = 651,893,938.35
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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.