Finding the Fourth Proportional to 89,911,866.18, 134,785,130.64 and 32,390,070.12
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Solution
The fourth proportional to 89,911,866.18, 134,785,130.64 and 32,390,070.12 is: 48,555,324.43
Step by Step Solution
- Step 1: Write the proportion equation
89,911,866.18 : 134,785,130.64 = 32,390,070.12 : x - Step 2: Convert to fraction form
89,911,866.18/134,785,130.64 = 32,390,070.12/x - Step 3: Cross multiply
89,911,866.18x = 134,785,130.64 × 32,390,070.12 - Step 4: Simplify right side
89,911,866.18x = 4,365,699,832,562,960 - Step 5: Solve for x
x = 4,365,699,832,562,960/89,911,866.18 - Step 6: Final answer
x = 48,555,324.43
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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.