Finding the Fourth Proportional to 99,757,416.10, 149,636,124.15 and 94,214,683.30
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Solution
The fourth proportional to 99,757,416.10, 149,636,124.15 and 94,214,683.30 is: 141,322,024.95
Step by Step Solution
- Step 1: Write the proportion equation
99,757,416.10 : 149,636,124.15 = 94,214,683.30 : x - Step 2: Convert to fraction form
99,757,416.10/149,636,124.15 = 94,214,683.30/x - Step 3: Cross multiply
99,757,416.10x = 149,636,124.15 × 94,214,683.30 - Step 4: Simplify right side
99,757,416.10x = 14,097,920,047,031,732 - Step 5: Solve for x
x = 14,097,920,047,031,732/99,757,416.10 - Step 6: Final answer
x = 141,322,024.95
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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.