Finding the Fourth Proportional to 80,282,923.47, 110,781,548.91 and 44,518,465.08
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Solution
The fourth proportional to 80,282,923.47, 110,781,548.91 and 44,518,465.08 is: 61,430,554.64
Step by Step Solution
- Step 1: Write the proportion equation
80,282,923.47 : 110,781,548.91 = 44,518,465.08 : x - Step 2: Convert to fraction form
80,282,923.47/110,781,548.91 = 44,518,465.08/x - Step 3: Cross multiply
80,282,923.47x = 110,781,548.91 × 44,518,465.08 - Step 4: Simplify right side
80,282,923.47x = 4,931,824,516,658,147 - Step 5: Solve for x
x = 4,931,824,516,658,147/80,282,923.47 - Step 6: Final answer
x = 61,430,554.64
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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.