Finding the Fourth Proportional to 3,155,106,343.88, 4,354,174,956.50 and 1,745,386,001.84
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Solution
The fourth proportional to 3,155,106,343.88, 4,354,174,956.50 and 1,745,386,001.84 is: 2,408,703,603.08
Step by Step Solution
- Step 1: Write the proportion equation
3,155,106,343.88 : 4,354,174,956.50 = 1,745,386,001.84 : x - Step 2: Convert to fraction form
3,155,106,343.88/4,354,174,956.50 = 1,745,386,001.84/x - Step 3: Cross multiply
3,155,106,343.88x = 4,354,174,956.50 × 1,745,386,001.84 - Step 4: Simplify right side
3,155,106,343.88x = 7,599,716,018,606,893,056 - Step 5: Solve for x
x = 7,599,716,018,606,893,056/3,155,106,343.88 - Step 6: Final answer
x = 2,408,703,603.08
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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.