Finding the Fourth Proportional to 1,417,177,681.20, 2,125,766,521.80 and 1,065,151,162.80
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Solution
The fourth proportional to 1,417,177,681.20, 2,125,766,521.80 and 1,065,151,162.80 is: 1,597,726,744.20
Step by Step Solution
- Step 1: Write the proportion equation
1,417,177,681.20 : 2,125,766,521.80 = 1,065,151,162.80 : x - Step 2: Convert to fraction form
1,417,177,681.20/2,125,766,521.80 = 1,065,151,162.80/x - Step 3: Cross multiply
1,417,177,681.20x = 2,125,766,521.80 × 1,065,151,162.80 - Step 4: Simplify right side
1,417,177,681.20x = 2,264,262,682,536,581,376 - Step 5: Solve for x
x = 2,264,262,682,536,581,376/1,417,177,681.20 - Step 6: Final answer
x = 1,597,726,744.20
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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.