Finding the Fourth Proportional to 64,749,910.10, 97,124,865.15 and 46,680,916.10
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Solution
The fourth proportional to 64,749,910.10, 97,124,865.15 and 46,680,916.10 is: 70,021,374.15
Step by Step Solution
- Step 1: Write the proportion equation
64,749,910.10 : 97,124,865.15 = 46,680,916.10 : x - Step 2: Convert to fraction form
64,749,910.10/97,124,865.15 = 46,680,916.10/x - Step 3: Cross multiply
64,749,910.10x = 97,124,865.15 × 46,680,916.10 - Step 4: Simplify right side
64,749,910.10x = 4,533,877,681,290,964 - Step 5: Solve for x
x = 4,533,877,681,290,964/64,749,910.10 - Step 6: Final answer
x = 70,021,374.15
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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.