Finding the Fourth Proportional to 2,453,125,510.80, 3,679,688,266.20 and 1,473,573,459.60
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Solution
The fourth proportional to 2,453,125,510.80, 3,679,688,266.20 and 1,473,573,459.60 is: 2,210,360,189.40
Step by Step Solution
- Step 1: Write the proportion equation
2,453,125,510.80 : 3,679,688,266.20 = 1,473,573,459.60 : x - Step 2: Convert to fraction form
2,453,125,510.80/3,679,688,266.20 = 1,473,573,459.60/x - Step 3: Cross multiply
2,453,125,510.80x = 3,679,688,266.20 × 1,473,573,459.60 - Step 4: Simplify right side
2,453,125,510.80x = 5,422,290,968,673,859,584 - Step 5: Solve for x
x = 5,422,290,968,673,859,584/2,453,125,510.80 - Step 6: Final answer
x = 2,210,360,189.40
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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.