Finding the Fourth Proportional to 149,497,416.97, 224,239,736.74 and 51,137,918.80
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Solution
The fourth proportional to 149,497,416.97, 224,239,736.74 and 51,137,918.80 is: 76,704,692.84
Step by Step Solution
- Step 1: Write the proportion equation
149,497,416.97 : 224,239,736.74 = 51,137,918.80 : x - Step 2: Convert to fraction form
149,497,416.97/224,239,736.74 = 51,137,918.80/x - Step 3: Cross multiply
149,497,416.97x = 224,239,736.74 × 51,137,918.80 - Step 4: Simplify right side
149,497,416.97x = 11,467,153,449,712,324 - Step 5: Solve for x
x = 11,467,153,449,712,324/149,497,416.97 - Step 6: Final answer
x = 76,704,692.84
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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.