Finding the Fourth Proportional to 8,887,892,536.24, 13,322,506,368.18 and 2,990,404,320.58
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Solution
The fourth proportional to 8,887,892,536.24, 13,322,506,368.18 and 2,990,404,320.58 is: 4,482,466,506.20
Step by Step Solution
- Step 1: Write the proportion equation
8,887,892,536.24 : 13,322,506,368.18 = 2,990,404,320.58 : x - Step 2: Convert to fraction form
8,887,892,536.24/13,322,506,368.18 = 2,990,404,320.58/x - Step 3: Cross multiply
8,887,892,536.24x = 13,322,506,368.18 × 2,990,404,320.58 - Step 4: Simplify right side
8,887,892,536.24x = 39,839,680,604,360,032,256 - Step 5: Solve for x
x = 39,839,680,604,360,032,256/8,887,892,536.24 - Step 6: Final answer
x = 4,482,466,506.20
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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.