Finding the Fourth Proportional to 1,376,352,034.20, 2,064,528,051.30 and 456,370,363.80
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Solution
The fourth proportional to 1,376,352,034.20, 2,064,528,051.30 and 456,370,363.80 is: 684,555,545.70
Step by Step Solution
- Step 1: Write the proportion equation
1,376,352,034.20 : 2,064,528,051.30 = 456,370,363.80 : x - Step 2: Convert to fraction form
1,376,352,034.20/2,064,528,051.30 = 456,370,363.80/x - Step 3: Cross multiply
1,376,352,034.20x = 2,064,528,051.30 × 456,370,363.80 - Step 4: Simplify right side
1,376,352,034.20x = 942,189,417,847,086,080 - Step 5: Solve for x
x = 942,189,417,847,086,080/1,376,352,034.20 - Step 6: Final answer
x = 684,555,545.70
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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.