Finding the Fourth Proportional to 3,080,427,627.95, 4,594,742,349.85 and 2,797,636,090.65
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Solution
The fourth proportional to 3,080,427,627.95, 4,594,742,349.85 and 2,797,636,090.65 is: 4,172,932,650.18
Step by Step Solution
- Step 1: Write the proportion equation
3,080,427,627.95 : 4,594,742,349.85 = 2,797,636,090.65 : x - Step 2: Convert to fraction form
3,080,427,627.95/4,594,742,349.85 = 2,797,636,090.65/x - Step 3: Cross multiply
3,080,427,627.95x = 4,594,742,349.85 × 2,797,636,090.65 - Step 4: Simplify right side
3,080,427,627.95x = 12,854,417,025,178,349,568 - Step 5: Solve for x
x = 12,854,417,025,178,349,568/3,080,427,627.95 - Step 6: Final answer
x = 4,172,932,650.18
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.