Finding the Fourth Proportional to 2,112,236,053.60, 3,168,354,080.40 and 1,930,688,226.40
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Solution
The fourth proportional to 2,112,236,053.60, 3,168,354,080.40 and 1,930,688,226.40 is: 2,896,032,339.60
Step by Step Solution
- Step 1: Write the proportion equation
2,112,236,053.60 : 3,168,354,080.40 = 1,930,688,226.40 : x - Step 2: Convert to fraction form
2,112,236,053.60/3,168,354,080.40 = 1,930,688,226.40/x - Step 3: Cross multiply
2,112,236,053.60x = 3,168,354,080.40 × 1,930,688,226.40 - Step 4: Simplify right side
2,112,236,053.60x = 6,117,103,920,094,679,040 - Step 5: Solve for x
x = 6,117,103,920,094,679,040/2,112,236,053.60 - Step 6: Final answer
x = 2,896,032,339.60
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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.