Finding the Fourth Proportional to 1,403,451,567.30, 2,102,909,869.35 and 884,954,108.10
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Solution
The fourth proportional to 1,403,451,567.30, 2,102,909,869.35 and 884,954,108.10 is: 1,326,001,389.15
Step by Step Solution
- Step 1: Write the proportion equation
1,403,451,567.30 : 2,102,909,869.35 = 884,954,108.10 : x - Step 2: Convert to fraction form
1,403,451,567.30/2,102,909,869.35 = 884,954,108.10/x - Step 3: Cross multiply
1,403,451,567.30x = 2,102,909,869.35 × 884,954,108.10 - Step 4: Simplify right side
1,403,451,567.30x = 1,860,978,727,845,316,864 - Step 5: Solve for x
x = 1,860,978,727,845,316,864/1,403,451,567.30 - Step 6: Final answer
x = 1,326,001,389.15
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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.