Finding the Fourth Proportional to 1,951,199,977.83, 2,692,658,553.98 and 1,059,126,125.19
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Solution
The fourth proportional to 1,951,199,977.83, 2,692,658,553.98 and 1,059,126,125.19 is: 1,461,595,455.69
Step by Step Solution
- Step 1: Write the proportion equation
1,951,199,977.83 : 2,692,658,553.98 = 1,059,126,125.19 : x - Step 2: Convert to fraction form
1,951,199,977.83/2,692,658,553.98 = 1,059,126,125.19/x - Step 3: Cross multiply
1,951,199,977.83x = 2,692,658,553.98 × 1,059,126,125.19 - Step 4: Simplify right side
1,951,199,977.83x = 2,851,865,020,731,250,176 - Step 5: Solve for x
x = 2,851,865,020,731,250,176/1,951,199,977.83 - Step 6: Final answer
x = 1,461,595,455.69
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1.5x scale
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.