Finding the Fourth Proportional to 961,027,567.89, 1,440,765,594.66 and 883,455,984.80
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Solution
The fourth proportional to 961,027,567.89, 1,440,765,594.66 and 883,455,984.80 is: 1,324,470,837.08
Step by Step Solution
- Step 1: Write the proportion equation
961,027,567.89 : 1,440,765,594.66 = 883,455,984.80 : x - Step 2: Convert to fraction form
961,027,567.89/1,440,765,594.66 = 883,455,984.80/x - Step 3: Cross multiply
961,027,567.89x = 1,440,765,594.66 × 883,455,984.80 - Step 4: Simplify right side
961,027,567.89x = 1,272,852,987,296,307,968 - Step 5: Solve for x
x = 1,272,852,987,296,307,968/961,027,567.89 - Step 6: Final answer
x = 1,324,470,837.08
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1.5x scale
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.