Finding the Fourth Proportional to 4,197,129,279.30, 6,295,693,918.95 and 1,742,202,533.70
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Solution
The fourth proportional to 4,197,129,279.30, 6,295,693,918.95 and 1,742,202,533.70 is: 2,613,303,800.55
Step by Step Solution
- Step 1: Write the proportion equation
4,197,129,279.30 : 6,295,693,918.95 = 1,742,202,533.70 : x - Step 2: Convert to fraction form
4,197,129,279.30/6,295,693,918.95 = 1,742,202,533.70/x - Step 3: Cross multiply
4,197,129,279.30x = 6,295,693,918.95 × 1,742,202,533.70 - Step 4: Simplify right side
4,197,129,279.30x = 10,968,373,896,994,371,584 - Step 5: Solve for x
x = 10,968,373,896,994,371,584/4,197,129,279.30 - Step 6: Final answer
x = 2,613,303,800.55
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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.