Finding the Fourth Proportional to 5,678,803,073.84, 7,836,603,867.05 and 3,172,695,607.49
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Solution
The fourth proportional to 5,678,803,073.84, 7,836,603,867.05 and 3,172,695,607.49 is: 4,378,239,277.42
Step by Step Solution
- Step 1: Write the proportion equation
5,678,803,073.84 : 7,836,603,867.05 = 3,172,695,607.49 : x - Step 2: Convert to fraction form
5,678,803,073.84/7,836,603,867.05 = 3,172,695,607.49/x - Step 3: Cross multiply
5,678,803,073.84x = 7,836,603,867.05 × 3,172,695,607.49 - Step 4: Simplify right side
5,678,803,073.84x = 24,863,158,666,573,639,680 - Step 5: Solve for x
x = 24,863,158,666,573,639,680/5,678,803,073.84 - Step 6: Final answer
x = 4,378,239,277.42
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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.