Finding the Fourth Proportional to 166,103,014.35, 249,243,755.45 and 69,125,580.75
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Solution
The fourth proportional to 166,103,014.35, 249,243,755.45 and 69,125,580.75 is: 103,725,506.79
Step by Step Solution
- Step 1: Write the proportion equation
166,103,014.35 : 249,243,755.45 = 69,125,580.75 : x - Step 2: Convert to fraction form
166,103,014.35/249,243,755.45 = 69,125,580.75/x - Step 3: Cross multiply
166,103,014.35x = 249,243,755.45 × 69,125,580.75 - Step 4: Simplify right side
166,103,014.35x = 17,229,119,343,446,600 - Step 5: Solve for x
x = 17,229,119,343,446,600/166,103,014.35 - Step 6: Final answer
x = 103,725,506.79
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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.