Finding the Fourth Proportional to 159,424,987.60, 239,193,468.60 and 68,576,424.40
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Solution
The fourth proportional to 159,424,987.60, 239,193,468.60 and 68,576,424.40 is: 102,888,719.41
Step by Step Solution
- Step 1: Write the proportion equation
159,424,987.60 : 239,193,468.60 = 68,576,424.40 : x - Step 2: Convert to fraction form
159,424,987.60/239,193,468.60 = 68,576,424.40/x - Step 3: Cross multiply
159,424,987.60x = 239,193,468.60 × 68,576,424.40 - Step 4: Simplify right side
159,424,987.60x = 16,403,032,816,421,674 - Step 5: Solve for x
x = 16,403,032,816,421,674/159,424,987.60 - Step 6: Final answer
x = 102,888,719.41
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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.