Finding the Fourth Proportional to 264,671,643.97, 396,923,237.42 and 87,375,773.85
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Solution
The fourth proportional to 264,671,643.97, 396,923,237.42 and 87,375,773.85 is: 131,035,854.50
Step by Step Solution
- Step 1: Write the proportion equation
264,671,643.97 : 396,923,237.42 = 87,375,773.85 : x - Step 2: Convert to fraction form
264,671,643.97/396,923,237.42 = 87,375,773.85/x - Step 3: Cross multiply
264,671,643.97x = 396,923,237.42 × 87,375,773.85 - Step 4: Simplify right side
264,671,643.97x = 34,681,475,028,619,776 - Step 5: Solve for x
x = 34,681,475,028,619,776/264,671,643.97 - Step 6: Final answer
x = 131,035,854.50
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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.