Finding the Fourth Proportional to 588,334,091.45, 811,989,312.95 and 446,972,691.65
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Solution
The fourth proportional to 588,334,091.45, 811,989,312.95 and 446,972,691.65 is: 616,889,373.02
Step by Step Solution
- Step 1: Write the proportion equation
588,334,091.45 : 811,989,312.95 = 446,972,691.65 : x - Step 2: Convert to fraction form
588,334,091.45/811,989,312.95 = 446,972,691.65/x - Step 3: Cross multiply
588,334,091.45x = 811,989,312.95 × 446,972,691.65 - Step 4: Simplify right side
588,334,091.45x = 362,937,048,797,353,152 - Step 5: Solve for x
x = 362,937,048,797,353,152/588,334,091.45 - Step 6: Final answer
x = 616,889,373.02
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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.