Finding the Fourth Proportional to 133,488,024.70, 187,420,711.70 and 133,488,024.70
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Solution
The fourth proportional to 133,488,024.70, 187,420,711.70 and 133,488,024.70 is: 187,420,711.70
Step by Step Solution
- Step 1: Write the proportion equation
133,488,024.70 : 187,420,711.70 = 133,488,024.70 : x - Step 2: Convert to fraction form
133,488,024.70/187,420,711.70 = 133,488,024.70/x - Step 3: Cross multiply
133,488,024.70x = 187,420,711.70 × 133,488,024.70 - Step 4: Simplify right side
133,488,024.70x = 25,018,420,592,701,176 - Step 5: Solve for x
x = 25,018,420,592,701,176/133,488,024.70 - Step 6: Final answer
x = 187,420,711.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.