Finding the Fourth Proportional to 1,293,537,232.90, 1,939,597,261.35 and 637,044,622.66
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Solution
The fourth proportional to 1,293,537,232.90, 1,939,597,261.35 and 637,044,622.66 is: 955,217,966.71
Step by Step Solution
- Step 1: Write the proportion equation
1,293,537,232.90 : 1,939,597,261.35 = 637,044,622.66 : x - Step 2: Convert to fraction form
1,293,537,232.90/1,939,597,261.35 = 637,044,622.66/x - Step 3: Cross multiply
1,293,537,232.90x = 1,939,597,261.35 × 637,044,622.66 - Step 4: Simplify right side
1,293,537,232.90x = 1,235,610,005,469,080,064 - Step 5: Solve for x
x = 1,235,610,005,469,080,064/1,293,537,232.90 - Step 6: Final answer
x = 955,217,966.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.