Finding the Fourth Proportional to 453,577,728.24, 679,813,854.75 and 235,107,625.68
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Solution
The fourth proportional to 453,577,728.24, 679,813,854.75 and 235,107,625.68 is: 352,374,932.33
Step by Step Solution
- Step 1: Write the proportion equation
453,577,728.24 : 679,813,854.75 = 235,107,625.68 : x - Step 2: Convert to fraction form
453,577,728.24/679,813,854.75 = 235,107,625.68/x - Step 3: Cross multiply
453,577,728.24x = 679,813,854.75 × 235,107,625.68 - Step 4: Simplify right side
453,577,728.24x = 159,829,421,294,640,896 - Step 5: Solve for x
x = 159,829,421,294,640,896/453,577,728.24 - Step 6: Final answer
x = 352,374,932.33
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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.