Finding the Fourth Proportional to 295,110,485.84, 442,818,925.12 and 120,361,721.92
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Solution
The fourth proportional to 295,110,485.84, 442,818,925.12 and 120,361,721.92 is: 180,605,064.49
Step by Step Solution
- Step 1: Write the proportion equation
295,110,485.84 : 442,818,925.12 = 120,361,721.92 : x - Step 2: Convert to fraction form
295,110,485.84/442,818,925.12 = 120,361,721.92/x - Step 3: Cross multiply
295,110,485.84x = 442,818,925.12 × 120,361,721.92 - Step 4: Simplify right side
295,110,485.84x = 53,298,448,326,206,744 - Step 5: Solve for x
x = 53,298,448,326,206,744/295,110,485.84 - Step 6: Final answer
x = 180,605,064.49
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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.