Finding the Fourth Proportional to 1,706,018,917.14, 2,559,127,578.03 and 479,283,028.02
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Solution
The fourth proportional to 1,706,018,917.14, 2,559,127,578.03 and 479,283,028.02 is: 718,952,411.59
Step by Step Solution
- Step 1: Write the proportion equation
1,706,018,917.14 : 2,559,127,578.03 = 479,283,028.02 : x - Step 2: Convert to fraction form
1,706,018,917.14/2,559,127,578.03 = 479,283,028.02/x - Step 3: Cross multiply
1,706,018,917.14x = 2,559,127,578.03 × 479,283,028.02 - Step 4: Simplify right side
1,706,018,917.14x = 1,226,546,414,687,707,392 - Step 5: Solve for x
x = 1,226,546,414,687,707,392/1,706,018,917.14 - Step 6: Final answer
x = 718,952,411.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.