Finding the Fourth Proportional to 149,497,385.80, 224,246,078.70 and 97,841,320.60
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Solution
The fourth proportional to 149,497,385.80, 224,246,078.70 and 97,841,320.60 is: 146,761,980.90
Step by Step Solution
- Step 1: Write the proportion equation
149,497,385.80 : 224,246,078.70 = 97,841,320.60 : x - Step 2: Convert to fraction form
149,497,385.80/224,246,078.70 = 97,841,320.60/x - Step 3: Cross multiply
149,497,385.80x = 224,246,078.70 × 97,841,320.60 - Step 4: Simplify right side
149,497,385.80x = 21,940,532,479,379,528 - Step 5: Solve for x
x = 21,940,532,479,379,528/149,497,385.80 - Step 6: Final answer
x = 146,761,980.90
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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.