Finding the Fourth Proportional to 4,782,973,703.40, 7,174,460,555.10 and 4,201,842,969.90
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Solution
The fourth proportional to 4,782,973,703.40, 7,174,460,555.10 and 4,201,842,969.90 is: 6,302,764,454.85
Step by Step Solution
- Step 1: Write the proportion equation
4,782,973,703.40 : 7,174,460,555.10 = 4,201,842,969.90 : x - Step 2: Convert to fraction form
4,782,973,703.40/7,174,460,555.10 = 4,201,842,969.90/x - Step 3: Cross multiply
4,782,973,703.40x = 7,174,460,555.10 × 4,201,842,969.90 - Step 4: Simplify right side
4,782,973,703.40x = 30,145,956,646,271,787,008 - Step 5: Solve for x
x = 30,145,956,646,271,787,008/4,782,973,703.40 - Step 6: Final answer
x = 6,302,764,454.85
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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.