Finding the Fourth Proportional to 574,352,099.76, 861,778,740.91 and 201,127,860.82
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Solution
The fourth proportional to 574,352,099.76, 861,778,740.91 and 201,127,860.82 is: 301,779,543.82
Step by Step Solution
- Step 1: Write the proportion equation
574,352,099.76 : 861,778,740.91 = 201,127,860.82 : x - Step 2: Convert to fraction form
574,352,099.76/861,778,740.91 = 201,127,860.82/x - Step 3: Cross multiply
574,352,099.76x = 861,778,740.91 × 201,127,860.82 - Step 4: Simplify right side
574,352,099.76x = 173,327,714,655,490,624 - Step 5: Solve for x
x = 173,327,714,655,490,624/574,352,099.76 - Step 6: Final answer
x = 301,779,543.82
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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.