Finding the Fourth Proportional to 5,000,374,740.40, 7,500,558,170.36 and 1,506,780,254.68
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Solution
The fourth proportional to 5,000,374,740.40, 7,500,558,170.36 and 1,506,780,254.68 is: 2,260,169,194.69
Step by Step Solution
- Step 1: Write the proportion equation
5,000,374,740.40 : 7,500,558,170.36 = 1,506,780,254.68 : x - Step 2: Convert to fraction form
5,000,374,740.40/7,500,558,170.36 = 1,506,780,254.68/x - Step 3: Cross multiply
5,000,374,740.40x = 7,500,558,170.36 × 1,506,780,254.68 - Step 4: Simplify right side
5,000,374,740.40x = 11,301,692,950,177,196,032 - Step 5: Solve for x
x = 11,301,692,950,177,196,032/5,000,374,740.40 - Step 6: Final answer
x = 2,260,169,194.69
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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.