Finding the Fourth Proportional to 2,900,556,863.24, 4,349,053,508.74 and 1,127,861,258.84
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Solution
The fourth proportional to 2,900,556,863.24, 4,349,053,508.74 and 1,127,861,258.84 is: 1,691,099,053.18
Step by Step Solution
- Step 1: Write the proportion equation
2,900,556,863.24 : 4,349,053,508.74 = 1,127,861,258.84 : x - Step 2: Convert to fraction form
2,900,556,863.24/4,349,053,508.74 = 1,127,861,258.84/x - Step 3: Cross multiply
2,900,556,863.24x = 4,349,053,508.74 × 1,127,861,258.84 - Step 4: Simplify right side
2,900,556,863.24x = 4,905,128,965,130,014,720 - Step 5: Solve for x
x = 4,905,128,965,130,014,720/2,900,556,863.24 - Step 6: Final answer
x = 1,691,099,053.18
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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.