Finding the Fourth Proportional to 89,937,129.60, 124,113,268.80 and 48,683,894.40
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Solution
The fourth proportional to 89,937,129.60, 124,113,268.80 and 48,683,894.40 is: 67,183,790.49
Step by Step Solution
- Step 1: Write the proportion equation
89,937,129.60 : 124,113,268.80 = 48,683,894.40 : x - Step 2: Convert to fraction form
89,937,129.60/124,113,268.80 = 48,683,894.40/x - Step 3: Cross multiply
89,937,129.60x = 124,113,268.80 × 48,683,894.40 - Step 4: Simplify right side
89,937,129.60x = 6,042,317,271,898,014 - Step 5: Solve for x
x = 6,042,317,271,898,014/89,937,129.60 - Step 6: Final answer
x = 67,183,790.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.