Finding the Fourth Proportional to 769,559,410.07, 1,061,963,534.62 and 417,127,833.98
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Solution
The fourth proportional to 769,559,410.07, 1,061,963,534.62 and 417,127,833.98 is: 575,620,989.32
Step by Step Solution
- Step 1: Write the proportion equation
769,559,410.07 : 1,061,963,534.62 = 417,127,833.98 : x - Step 2: Convert to fraction form
769,559,410.07/1,061,963,534.62 = 417,127,833.98/x - Step 3: Cross multiply
769,559,410.07x = 1,061,963,534.62 × 417,127,833.98 - Step 4: Simplify right side
769,559,410.07x = 442,974,548,961,785,344 - Step 5: Solve for x
x = 442,974,548,961,785,344/769,559,410.07 - Step 6: Final answer
x = 575,620,989.32
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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.