Finding the Third Proportional to 307,431,643.17 and 663,850,443.95
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Solution
The third proportional to 307,431,643.17 and 663,850,443.95 is: 1,433,480,976.09
Step by Step Solution
- Step 1: Write the proportion equation
307,431,643.17 : 663,850,443.95 = 663,850,443.95 : x - Step 2: Convert to fraction form
307,431,643.17/663,850,443.95 = 663,850,443.95/x - Step 3: Cross multiply
307,431,643.17x = 663,850,443.95 × 663,850,443.95 - Step 4: Simplify right side
307,431,643.17x = 440,697,411,927,659,776 - Step 5: Solve for x
x = 440,697,411,927,659,776/307,431,643.17 - Step 6: Final answer
x = 1,433,480,976.09
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.