Finding the Fourth Proportional to 1,100,761,635.24, 1,519,031,835.36 and 598,953,490.20
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Solution
The fourth proportional to 1,100,761,635.24, 1,519,031,835.36 and 598,953,490.20 is: 826,545,357.67
Step by Step Solution
- Step 1: Write the proportion equation
1,100,761,635.24 : 1,519,031,835.36 = 598,953,490.20 : x - Step 2: Convert to fraction form
1,100,761,635.24/1,519,031,835.36 = 598,953,490.20/x - Step 3: Cross multiply
1,100,761,635.24x = 1,519,031,835.36 × 598,953,490.20 - Step 4: Simplify right side
1,100,761,635.24x = 909,829,419,513,783,808 - Step 5: Solve for x
x = 909,829,419,513,783,808/1,100,761,635.24 - Step 6: Final answer
x = 826,545,357.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.