Finding the Fourth Proportional to 208,834,579.49, 313,399,071.84 and 98,175,300.35
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Solution
The fourth proportional to 208,834,579.49, 313,399,071.84 and 98,175,300.35 is: 147,332,151.99
Step by Step Solution
- Step 1: Write the proportion equation
208,834,579.49 : 313,399,071.84 = 98,175,300.35 : x - Step 2: Convert to fraction form
208,834,579.49/313,399,071.84 = 98,175,300.35/x - Step 3: Cross multiply
208,834,579.49x = 313,399,071.84 × 98,175,300.35 - Step 4: Simplify right side
208,834,579.49x = 30,768,048,006,104,388 - Step 5: Solve for x
x = 30,768,048,006,104,388/208,834,579.49 - Step 6: Final answer
x = 147,332,151.99
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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.