Finding the Fourth Proportional to 2,268,532,303.80, 3,402,798,455.70 and 545,246,287.80
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Solution
The fourth proportional to 2,268,532,303.80, 3,402,798,455.70 and 545,246,287.80 is: 817,869,431.70
Step by Step Solution
- Step 1: Write the proportion equation
2,268,532,303.80 : 3,402,798,455.70 = 545,246,287.80 : x - Step 2: Convert to fraction form
2,268,532,303.80/3,402,798,455.70 = 545,246,287.80/x - Step 3: Cross multiply
2,268,532,303.80x = 3,402,798,455.70 × 545,246,287.80 - Step 4: Simplify right side
2,268,532,303.80x = 1,855,363,226,101,997,568 - Step 5: Solve for x
x = 1,855,363,226,101,997,568/2,268,532,303.80 - Step 6: Final answer
x = 817,869,431.70
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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.