Finding the Fourth Proportional to 11,656,178,317.20, 16,085,574,209.40 and 6,303,738,559.92
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Solution
The fourth proportional to 11,656,178,317.20, 16,085,574,209.40 and 6,303,738,559.92 is: 8,699,185,242.61
Step by Step Solution
- Step 1: Write the proportion equation
11,656,178,317.20 : 16,085,574,209.40 = 6,303,738,559.92 : x - Step 2: Convert to fraction form
11,656,178,317.20/16,085,574,209.40 = 6,303,738,559.92/x - Step 3: Cross multiply
11,656,178,317.20x = 16,085,574,209.40 × 6,303,738,559.92 - Step 4: Simplify right side
11,656,178,317.20x = 101,399,254,402,249,441,280 - Step 5: Solve for x
x = 101,399,254,402,249,441,280/11,656,178,317.20 - Step 6: Final answer
x = 8,699,185,242.61
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1.5x scale
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.