Finding the Fourth Proportional to 293,393,948.10, 439,587,037.35 and 155,014,584.90
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Solution
The fourth proportional to 293,393,948.10, 439,587,037.35 and 155,014,584.90 is: 232,255,650.00
Step by Step Solution
- Step 1: Write the proportion equation
293,393,948.10 : 439,587,037.35 = 155,014,584.90 : x - Step 2: Convert to fraction form
293,393,948.10/439,587,037.35 = 155,014,584.90/x - Step 3: Cross multiply
293,393,948.10x = 439,587,037.35 × 155,014,584.90 - Step 4: Simplify right side
293,393,948.10x = 68,142,402,122,231,056 - Step 5: Solve for x
x = 68,142,402,122,231,056/293,393,948.10 - Step 6: Final answer
x = 232,255,650.00
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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.