Finding the Fourth Proportional to 87,285,193.16, 130,779,629 and 52,668,860.97
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Solution
The fourth proportional to 87,285,193.16, 130,779,629 and 52,668,860.97 is: 78,913,889.61
Step by Step Solution
- Step 1: Write the proportion equation
87,285,193.16 : 130,779,629 = 52,668,860.97 : x - Step 2: Convert to fraction form
87,285,193.16/130,779,629 = 52,668,860.97/x - Step 3: Cross multiply
87,285,193.16x = 130,779,629 × 52,668,860.97 - Step 4: Simplify right side
87,285,193.16x = 6,888,014,097,509,180 - Step 5: Solve for x
x = 6,888,014,097,509,180/87,285,193.16 - Step 6: Final answer
x = 78,913,889.61
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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.