Finding the Fourth Proportional to 664,678,224.36, 996,126,117.34 and 517,303,730.28
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Solution
The fourth proportional to 664,678,224.36, 996,126,117.34 and 517,303,730.28 is: 775,261,980.07
Step by Step Solution
- Step 1: Write the proportion equation
664,678,224.36 : 996,126,117.34 = 517,303,730.28 : x - Step 2: Convert to fraction form
664,678,224.36/996,126,117.34 = 517,303,730.28/x - Step 3: Cross multiply
664,678,224.36x = 996,126,117.34 × 517,303,730.28 - Step 4: Simplify right side
664,678,224.36x = 515,299,756,329,315,008 - Step 5: Solve for x
x = 515,299,756,329,315,008/664,678,224.36 - Step 6: Final answer
x = 775,261,980.07
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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.