Finding the Fourth Proportional to 403,217,778.06, 604,890,440.01 and 144,427,268.70
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Solution
The fourth proportional to 403,217,778.06, 604,890,440.01 and 144,427,268.70 is: 216,663,745.67
Step by Step Solution
- Step 1: Write the proportion equation
403,217,778.06 : 604,890,440.01 = 144,427,268.70 : x - Step 2: Convert to fraction form
403,217,778.06/604,890,440.01 = 144,427,268.70/x - Step 3: Cross multiply
403,217,778.06x = 604,890,440.01 × 144,427,268.70 - Step 4: Simplify right side
403,217,778.06x = 87,362,674,113,385,488 - Step 5: Solve for x
x = 87,362,674,113,385,488/403,217,778.06 - Step 6: Final answer
x = 216,663,745.67
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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.