Finding the Fourth Proportional to 532,351,917.11, 798,552,537.51 and 163,903,372.91
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Solution
The fourth proportional to 532,351,917.11, 798,552,537.51 and 163,903,372.91 is: 245,862,652.38
Step by Step Solution
- Step 1: Write the proportion equation
532,351,917.11 : 798,552,537.51 = 163,903,372.91 : x - Step 2: Convert to fraction form
532,351,917.11/798,552,537.51 = 163,903,372.91/x - Step 3: Cross multiply
532,351,917.11x = 798,552,537.51 × 163,903,372.91 - Step 4: Simplify right side
532,351,917.11x = 130,885,454,339,735,536 - Step 5: Solve for x
x = 130,885,454,339,735,536/532,351,917.11 - Step 6: Final answer
x = 245,862,652.38
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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.