Finding the Fourth Proportional to 268,434,890.90, 402,525,117.95 and 93,496,913.99
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Solution
The fourth proportional to 268,434,890.90, 402,525,117.95 and 93,496,913.99 is: 140,201,060.32
Step by Step Solution
- Step 1: Write the proportion equation
268,434,890.90 : 402,525,117.95 = 93,496,913.99 : x - Step 2: Convert to fraction form
268,434,890.90/402,525,117.95 = 93,496,913.99/x - Step 3: Cross multiply
268,434,890.90x = 402,525,117.95 × 93,496,913.99 - Step 4: Simplify right side
268,434,890.90x = 37,634,856,329,305,648 - Step 5: Solve for x
x = 37,634,856,329,305,648/268,434,890.90 - Step 6: Final answer
x = 140,201,060.32
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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.