Finding the Fourth Proportional to 13,124,850,593.80, 19,688,153,626.14 and 4,615,216,738.12
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Solution
The fourth proportional to 13,124,850,593.80, 19,688,153,626.14 and 4,615,216,738.12 is: 6,923,133,753.69
Step by Step Solution
- Step 1: Write the proportion equation
13,124,850,593.80 : 19,688,153,626.14 = 4,615,216,738.12 : x - Step 2: Convert to fraction form
13,124,850,593.80/19,688,153,626.14 = 4,615,216,738.12/x - Step 3: Cross multiply
13,124,850,593.80x = 19,688,153,626.14 × 4,615,216,738.12 - Step 4: Simplify right side
13,124,850,593.80x = 90,865,096,158,039,293,952 - Step 5: Solve for x
x = 90,865,096,158,039,293,952/13,124,850,593.80 - Step 6: Final answer
x = 6,923,133,753.69
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1.5x scale
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.