Finding the Fourth Proportional to 302,464,942.45, 453,697,413.68 and 149,184,430.45
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Solution
The fourth proportional to 302,464,942.45, 453,697,413.68 and 149,184,430.45 is: 223,776,645.68
Step by Step Solution
- Step 1: Write the proportion equation
302,464,942.45 : 453,697,413.68 = 149,184,430.45 : x - Step 2: Convert to fraction form
302,464,942.45/453,697,413.68 = 149,184,430.45/x - Step 3: Cross multiply
302,464,942.45x = 453,697,413.68 × 149,184,430.45 - Step 4: Simplify right side
302,464,942.45x = 67,684,590,256,488,832 - Step 5: Solve for x
x = 67,684,590,256,488,832/302,464,942.45 - Step 6: Final answer
x = 223,776,645.68
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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.