Finding the Fourth Proportional to 1,041,708,828.99, 1,437,559,758.88 and 565,399,368.89
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Solution
The fourth proportional to 1,041,708,828.99, 1,437,559,758.88 and 565,399,368.89 is: 780,251,983.84
Step by Step Solution
- Step 1: Write the proportion equation
1,041,708,828.99 : 1,437,559,758.88 = 565,399,368.89 : x - Step 2: Convert to fraction form
1,041,708,828.99/1,437,559,758.88 = 565,399,368.89/x - Step 3: Cross multiply
1,041,708,828.99x = 1,437,559,758.88 × 565,399,368.89 - Step 4: Simplify right side
1,041,708,828.99x = 812,795,380,409,202,048 - Step 5: Solve for x
x = 812,795,380,409,202,048/1,041,708,828.99 - Step 6: Final answer
x = 780,251,983.84
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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.