Finding the Fourth Proportional to 1,130,762,826.49, 1,696,165,495.55 and 354,391,298.41
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Solution
The fourth proportional to 1,130,762,826.49, 1,696,165,495.55 and 354,391,298.41 is: 531,593,609.38
Step by Step Solution
- Step 1: Write the proportion equation
1,130,762,826.49 : 1,696,165,495.55 = 354,391,298.41 : x - Step 2: Convert to fraction form
1,130,762,826.49/1,696,165,495.55 = 354,391,298.41/x - Step 3: Cross multiply
1,130,762,826.49x = 1,696,165,495.55 × 354,391,298.41 - Step 4: Simplify right side
1,130,762,826.49x = 601,106,292,286,205,568 - Step 5: Solve for x
x = 601,106,292,286,205,568/1,130,762,826.49 - Step 6: Final answer
x = 531,593,609.38
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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.