Finding the Fourth Proportional to 403,717,069.78, 605,575,605.48 and 97,009,183.06
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Solution
The fourth proportional to 403,717,069.78, 605,575,605.48 and 97,009,183.06 is: 145,513,774.78
Step by Step Solution
- Step 1: Write the proportion equation
403,717,069.78 : 605,575,605.48 = 97,009,183.06 : x - Step 2: Convert to fraction form
403,717,069.78/605,575,605.48 = 97,009,183.06/x - Step 3: Cross multiply
403,717,069.78x = 605,575,605.48 × 97,009,183.06 - Step 4: Simplify right side
403,717,069.78x = 58,746,394,766,801,944 - Step 5: Solve for x
x = 58,746,394,766,801,944/403,717,069.78 - Step 6: Final answer
x = 145,513,774.78
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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.