Finding the Fourth Proportional to 108,700,664.79, 163,153,152.86 and 56,922,431.95
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Solution
The fourth proportional to 108,700,664.79, 163,153,152.86 and 56,922,431.95 is: 85,437,142.99
Step by Step Solution
- Step 1: Write the proportion equation
108,700,664.79 : 163,153,152.86 = 56,922,431.95 : x - Step 2: Convert to fraction form
108,700,664.79/163,153,152.86 = 56,922,431.95/x - Step 3: Cross multiply
108,700,664.79x = 163,153,152.86 × 56,922,431.95 - Step 4: Simplify right side
108,700,664.79x = 9,287,074,241,101,300 - Step 5: Solve for x
x = 9,287,074,241,101,300/108,700,664.79 - Step 6: Final answer
x = 85,437,142.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.