Finding the Fourth Proportional to 307,097,322.18, 460,645,984.89 and 102,625,397.70
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Solution
The fourth proportional to 307,097,322.18, 460,645,984.89 and 102,625,397.70 is: 153,938,097.09
Step by Step Solution
- Step 1: Write the proportion equation
307,097,322.18 : 460,645,984.89 = 102,625,397.70 : x - Step 2: Convert to fraction form
307,097,322.18/460,645,984.89 = 102,625,397.70/x - Step 3: Cross multiply
307,097,322.18x = 460,645,984.89 × 102,625,397.70 - Step 4: Simplify right side
307,097,322.18x = 47,273,977,398,244,440 - Step 5: Solve for x
x = 47,273,977,398,244,440/307,097,322.18 - Step 6: Final answer
x = 153,938,097.09
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1.5x scale
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.