Finding the Fourth Proportional to 96,908,265.95, 145,280,689.86 and 42,280,783.99
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Solution
The fourth proportional to 96,908,265.95, 145,280,689.86 and 42,280,783.99 is: 63,385,526.57
Step by Step Solution
- Step 1: Write the proportion equation
96,908,265.95 : 145,280,689.86 = 42,280,783.99 : x - Step 2: Convert to fraction form
96,908,265.95/145,280,689.86 = 42,280,783.99/x - Step 3: Cross multiply
96,908,265.95x = 145,280,689.86 × 42,280,783.99 - Step 4: Simplify right side
96,908,265.95x = 6,142,581,465,684,195 - Step 5: Solve for x
x = 6,142,581,465,684,195/96,908,265.95 - Step 6: Final answer
x = 63,385,526.57
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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.