Finding the Fourth Proportional to 5,455,991,513.24, 7,529,254,126.68 and 3,044,648,722.76
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Solution
The fourth proportional to 5,455,991,513.24, 7,529,254,126.68 and 3,044,648,722.76 is: 4,201,607,334.70
Step by Step Solution
- Step 1: Write the proportion equation
5,455,991,513.24 : 7,529,254,126.68 = 3,044,648,722.76 : x - Step 2: Convert to fraction form
5,455,991,513.24/7,529,254,126.68 = 3,044,648,722.76/x - Step 3: Cross multiply
5,455,991,513.24x = 7,529,254,126.68 × 3,044,648,722.76 - Step 4: Simplify right side
5,455,991,513.24x = 22,923,933,960,094,076,928 - Step 5: Solve for x
x = 22,923,933,960,094,076,928/5,455,991,513.24 - Step 6: Final answer
x = 4,201,607,334.70
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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.