Finding the Fourth Proportional to 97,213,305.60, 145,819,958.40 and 97,213,305.60
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Solution
The fourth proportional to 97,213,305.60, 145,819,958.40 and 97,213,305.60 is: 145,819,958.40
Step by Step Solution
- Step 1: Write the proportion equation
97,213,305.60 : 145,819,958.40 = 97,213,305.60 : x - Step 2: Convert to fraction form
97,213,305.60/145,819,958.40 = 97,213,305.60/x - Step 3: Cross multiply
97,213,305.60x = 145,819,958.40 × 97,213,305.60 - Step 4: Simplify right side
97,213,305.60x = 14,175,640,178,518,486 - Step 5: Solve for x
x = 14,175,640,178,518,486/97,213,305.60 - Step 6: Final answer
x = 145,819,958.40
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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.