Finding the Fourth Proportional to 149,605,513.80, 224,408,270.70 and 92,209,885.80
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Solution
The fourth proportional to 149,605,513.80, 224,408,270.70 and 92,209,885.80 is: 138,314,828.70
Step by Step Solution
- Step 1: Write the proportion equation
149,605,513.80 : 224,408,270.70 = 92,209,885.80 : x - Step 2: Convert to fraction form
149,605,513.80/224,408,270.70 = 92,209,885.80/x - Step 3: Cross multiply
149,605,513.80x = 224,408,270.70 × 92,209,885.80 - Step 4: Simplify right side
149,605,513.80x = 20,692,661,013,822,484 - Step 5: Solve for x
x = 20,692,661,013,822,484/149,605,513.80 - Step 6: Final answer
x = 138,314,828.70
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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.