Finding the Fourth Proportional to 2,199,094,461.24, 3,301,031,878.74 and 889,897,863.48
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Solution
The fourth proportional to 2,199,094,461.24, 3,301,031,878.74 and 889,897,863.48 is: 1,335,814,021.61
Step by Step Solution
- Step 1: Write the proportion equation
2,199,094,461.24 : 3,301,031,878.74 = 889,897,863.48 : x - Step 2: Convert to fraction form
2,199,094,461.24/3,301,031,878.74 = 889,897,863.48/x - Step 3: Cross multiply
2,199,094,461.24x = 3,301,031,878.74 × 889,897,863.48 - Step 4: Simplify right side
2,199,094,461.24x = 2,937,581,216,170,096,128 - Step 5: Solve for x
x = 2,937,581,216,170,096,128/2,199,094,461.24 - Step 6: Final answer
x = 1,335,814,021.61
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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.