Finding the Fourth Proportional to 353,087,335.44, 487,327,981.70 and 233,799,528.08
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Solution
The fourth proportional to 353,087,335.44, 487,327,981.70 and 233,799,528.08 is: 322,688,017.12
Step by Step Solution
- Step 1: Write the proportion equation
353,087,335.44 : 487,327,981.70 = 233,799,528.08 : x - Step 2: Convert to fraction form
353,087,335.44/487,327,981.70 = 233,799,528.08/x - Step 3: Cross multiply
353,087,335.44x = 487,327,981.70 × 233,799,528.08 - Step 4: Simplify right side
353,087,335.44x = 113,937,052,141,638,880 - Step 5: Solve for x
x = 113,937,052,141,638,880/353,087,335.44 - Step 6: Final answer
x = 322,688,017.12
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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.