Finding the Fourth Proportional to 7,041,490,508.40, 10,562,235,762.60 and 2,133,526,585.20
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Solution
The fourth proportional to 7,041,490,508.40, 10,562,235,762.60 and 2,133,526,585.20 is: 3,200,289,877.80
Step by Step Solution
- Step 1: Write the proportion equation
7,041,490,508.40 : 10,562,235,762.60 = 2,133,526,585.20 : x - Step 2: Convert to fraction form
7,041,490,508.40/10,562,235,762.60 = 2,133,526,585.20/x - Step 3: Cross multiply
7,041,490,508.40x = 10,562,235,762.60 × 2,133,526,585.20 - Step 4: Simplify right side
7,041,490,508.40x = 22,534,810,798,657,298,432 - Step 5: Solve for x
x = 22,534,810,798,657,298,432/7,041,490,508.40 - Step 6: Final answer
x = 3,200,289,877.80
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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.