Finding the Fourth Proportional to 165,687,854.67, 248,531,650.79 and 44,519,306.67
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Solution
The fourth proportional to 165,687,854.67, 248,531,650.79 and 44,519,306.67 is: 66,778,924.75
Step by Step Solution
- Step 1: Write the proportion equation
165,687,854.67 : 248,531,650.79 = 44,519,306.67 : x - Step 2: Convert to fraction form
165,687,854.67/248,531,650.79 = 44,519,306.67/x - Step 3: Cross multiply
165,687,854.67x = 248,531,650.79 × 44,519,306.67 - Step 4: Simplify right side
165,687,854.67x = 11,064,456,778,498,762 - Step 5: Solve for x
x = 11,064,456,778,498,762/165,687,854.67 - Step 6: Final answer
x = 66,778,924.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.