Finding the Fourth Proportional to 3,697,930,701.60, 5,546,896,052.40 and 1,243,451,853.60
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Solution
The fourth proportional to 3,697,930,701.60, 5,546,896,052.40 and 1,243,451,853.60 is: 1,865,177,780.40
Step by Step Solution
- Step 1: Write the proportion equation
3,697,930,701.60 : 5,546,896,052.40 = 1,243,451,853.60 : x - Step 2: Convert to fraction form
3,697,930,701.60/5,546,896,052.40 = 1,243,451,853.60/x - Step 3: Cross multiply
3,697,930,701.60x = 5,546,896,052.40 × 1,243,451,853.60 - Step 4: Simplify right side
3,697,930,701.60x = 6,897,298,178,083,301,376 - Step 5: Solve for x
x = 6,897,298,178,083,301,376/3,697,930,701.60 - Step 6: Final answer
x = 1,865,177,780.40
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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.