Finding the Fourth Proportional to 97,470,261.60, 146,205,392.40 and 96,798,415.20
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Solution
The fourth proportional to 97,470,261.60, 146,205,392.40 and 96,798,415.20 is: 145,197,622.80
Step by Step Solution
- Step 1: Write the proportion equation
97,470,261.60 : 146,205,392.40 = 96,798,415.20 : x - Step 2: Convert to fraction form
97,470,261.60/146,205,392.40 = 96,798,415.20/x - Step 3: Cross multiply
97,470,261.60x = 146,205,392.40 × 96,798,415.20 - Step 4: Simplify right side
97,470,261.60x = 14,152,450,278,014,126 - Step 5: Solve for x
x = 14,152,450,278,014,126/97,470,261.60 - Step 6: Final answer
x = 145,197,622.80
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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.