Finding the Fourth Proportional to 4,649,942,849.31, 6,417,026,995.14 and 2,642,461,672.68
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Solution
The fourth proportional to 4,649,942,849.31, 6,417,026,995.14 and 2,642,461,672.68 is: 3,646,657,268.00
Step by Step Solution
- Step 1: Write the proportion equation
4,649,942,849.31 : 6,417,026,995.14 = 2,642,461,672.68 : x - Step 2: Convert to fraction form
4,649,942,849.31/6,417,026,995.14 = 2,642,461,672.68/x - Step 3: Cross multiply
4,649,942,849.31x = 6,417,026,995.14 × 2,642,461,672.68 - Step 4: Simplify right side
4,649,942,849.31x = 16,956,747,887,210,358,784 - Step 5: Solve for x
x = 16,956,747,887,210,358,784/4,649,942,849.31 - Step 6: Final answer
x = 3,646,657,268.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.