Finding the Fourth Proportional to 541,314,355.68, 747,020,977.20 and 293,798,676.96
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Solution
The fourth proportional to 541,314,355.68, 747,020,977.20 and 293,798,676.96 is: 405,446,063.75
Step by Step Solution
- Step 1: Write the proportion equation
541,314,355.68 : 747,020,977.20 = 293,798,676.96 : x - Step 2: Convert to fraction form
541,314,355.68/747,020,977.20 = 293,798,676.96/x - Step 3: Cross multiply
541,314,355.68x = 747,020,977.20 × 293,798,676.96 - Step 4: Simplify right side
541,314,355.68x = 219,473,774,762,726,336 - Step 5: Solve for x
x = 219,473,774,762,726,336/541,314,355.68 - Step 6: Final answer
x = 405,446,063.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.