Finding the Fourth Proportional to 1,863,107,032.66, 2,794,364,385.36 and 619,434,053.26
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Solution
The fourth proportional to 1,863,107,032.66, 2,794,364,385.36 and 619,434,053.26 is: 929,052,613.28
Step by Step Solution
- Step 1: Write the proportion equation
1,863,107,032.66 : 2,794,364,385.36 = 619,434,053.26 : x - Step 2: Convert to fraction form
1,863,107,032.66/2,794,364,385.36 = 619,434,053.26/x - Step 3: Cross multiply
1,863,107,032.66x = 2,794,364,385.36 × 619,434,053.26 - Step 4: Simplify right side
1,863,107,032.66x = 1,730,924,457,508,933,376 - Step 5: Solve for x
x = 1,730,924,457,508,933,376/1,863,107,032.66 - Step 6: Final answer
x = 929,052,613.28
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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.