Finding the Fourth Proportional to 4,271,285,347.60, 6,406,928,021.40 and 1,363,534,128.40
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Solution
The fourth proportional to 4,271,285,347.60, 6,406,928,021.40 and 1,363,534,128.40 is: 2,045,301,192.60
Step by Step Solution
- Step 1: Write the proportion equation
4,271,285,347.60 : 6,406,928,021.40 = 1,363,534,128.40 : x - Step 2: Convert to fraction form
4,271,285,347.60/6,406,928,021.40 = 1,363,534,128.40/x - Step 3: Cross multiply
4,271,285,347.60x = 6,406,928,021.40 × 1,363,534,128.40 - Step 4: Simplify right side
4,271,285,347.60x = 8,736,065,015,381,185,536 - Step 5: Solve for x
x = 8,736,065,015,381,185,536/4,271,285,347.60 - Step 6: Final answer
x = 2,045,301,192.60
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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.