Finding the Fourth Proportional to 5,349,499,698.11, 8,017,269,168.21 and 2,988,565,291.59
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Solution
The fourth proportional to 5,349,499,698.11, 8,017,269,168.21 and 2,988,565,291.59 is: 4,478,948,260.88
Step by Step Solution
- Step 1: Write the proportion equation
5,349,499,698.11 : 8,017,269,168.21 = 2,988,565,291.59 : x - Step 2: Convert to fraction form
5,349,499,698.11/8,017,269,168.21 = 2,988,565,291.59/x - Step 3: Cross multiply
5,349,499,698.11x = 8,017,269,168.21 × 2,988,565,291.59 - Step 4: Simplify right side
5,349,499,698.11x = 23,960,132,369,447,034,880 - Step 5: Solve for x
x = 23,960,132,369,447,034,880/5,349,499,698.11 - Step 6: Final answer
x = 4,478,948,260.88
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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.