Finding the Fourth Proportional to 559,815,398.82, 772,698,908.70 and 324,941,728.28
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Solution
The fourth proportional to 559,815,398.82, 772,698,908.70 and 324,941,728.28 is: 448,508,775.14
Step by Step Solution
- Step 1: Write the proportion equation
559,815,398.82 : 772,698,908.70 = 324,941,728.28 : x - Step 2: Convert to fraction form
559,815,398.82/772,698,908.70 = 324,941,728.28/x - Step 3: Cross multiply
559,815,398.82x = 772,698,908.70 × 324,941,728.28 - Step 4: Simplify right side
559,815,398.82x = 251,082,118,829,184,416 - Step 5: Solve for x
x = 251,082,118,829,184,416/559,815,398.82 - Step 6: Final answer
x = 448,508,775.14
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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.