Finding the Fourth Proportional to 1,951,199,971.58, 2,692,658,545.36 and 1,059,126,118.94
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Solution
The fourth proportional to 1,951,199,971.58, 2,692,658,545.36 and 1,059,126,118.94 is: 1,461,595,447.07
Step by Step Solution
- Step 1: Write the proportion equation
1,951,199,971.58 : 2,692,658,545.36 = 1,059,126,118.94 : x - Step 2: Convert to fraction form
1,951,199,971.58/2,692,658,545.36 = 1,059,126,118.94/x - Step 3: Cross multiply
1,951,199,971.58x = 2,692,658,545.36 × 1,059,126,118.94 - Step 4: Simplify right side
1,951,199,971.58x = 2,851,864,994,777,762,816 - Step 5: Solve for x
x = 2,851,864,994,777,762,816/1,951,199,971.58 - Step 6: Final answer
x = 1,461,595,447.07
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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.