Finding the Fourth Proportional to 313,558,784.69, 470,307,784.95 and 95,211,045.99
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Solution
The fourth proportional to 313,558,784.69, 470,307,784.95 and 95,211,045.99 is: 142,807,340.54
Step by Step Solution
- Step 1: Write the proportion equation
313,558,784.69 : 470,307,784.95 = 95,211,045.99 : x - Step 2: Convert to fraction form
313,558,784.69/470,307,784.95 = 95,211,045.99/x - Step 3: Cross multiply
313,558,784.69x = 470,307,784.95 × 95,211,045.99 - Step 4: Simplify right side
313,558,784.69x = 44,778,496,142,329,480 - Step 5: Solve for x
x = 44,778,496,142,329,480/313,558,784.69 - Step 6: Final answer
x = 142,807,340.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.