Finding the Fourth Proportional to 4,828,896,135.90, 7,243,344,203.85 and 2,504,373,201.90
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Solution
The fourth proportional to 4,828,896,135.90, 7,243,344,203.85 and 2,504,373,201.90 is: 3,756,559,802.85
Step by Step Solution
- Step 1: Write the proportion equation
4,828,896,135.90 : 7,243,344,203.85 = 2,504,373,201.90 : x - Step 2: Convert to fraction form
4,828,896,135.90/7,243,344,203.85 = 2,504,373,201.90/x - Step 3: Cross multiply
4,828,896,135.90x = 7,243,344,203.85 × 2,504,373,201.90 - Step 4: Simplify right side
4,828,896,135.90x = 18,140,037,116,259,633,152 - Step 5: Solve for x
x = 18,140,037,116,259,633,152/4,828,896,135.90 - Step 6: Final answer
x = 3,756,559,802.85
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Double scale
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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.