Finding the Fourth Proportional to 245,893,173.68, 368,734,771.06 and 142,333,860.80
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Solution
The fourth proportional to 245,893,173.68, 368,734,771.06 and 142,333,860.80 is: 213,440,018.65
Step by Step Solution
- Step 1: Write the proportion equation
245,893,173.68 : 368,734,771.06 = 142,333,860.80 : x - Step 2: Convert to fraction form
245,893,173.68/368,734,771.06 = 142,333,860.80/x - Step 3: Cross multiply
245,893,173.68x = 368,734,771.06 × 142,333,860.80 - Step 4: Simplify right side
245,893,173.68x = 52,483,443,576,739,912 - Step 5: Solve for x
x = 52,483,443,576,739,912/245,893,173.68 - Step 6: Final answer
x = 213,440,018.65
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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.